Trait uom::si::power::Conversion [−][src]
pub trait Conversion<V>: Unit + Conversion<V, T = <V as Conversion<V>>::T> where
V: Conversion<V>, { }
Trait to identify units which have a conversion factor for the
Quantity
. See Conversion<V>
.
Implementors
impl Conversion<f32> for yottawatt
impl Conversion<f32> for zettawatt
impl Conversion<f32> for exawatt
impl Conversion<f32> for petawatt
impl Conversion<f32> for terawatt
impl Conversion<f32> for gigawatt
impl Conversion<f32> for megawatt
impl Conversion<f32> for kilowatt
impl Conversion<f32> for hectowatt
impl Conversion<f32> for decawatt
impl Conversion<f32> for watt
impl Conversion<f32> for deciwatt
impl Conversion<f32> for centiwatt
impl Conversion<f32> for milliwatt
impl Conversion<f32> for microwatt
impl Conversion<f32> for nanowatt
impl Conversion<f32> for picowatt
impl Conversion<f32> for femtowatt
impl Conversion<f32> for attowatt
impl Conversion<f32> for zeptowatt
impl Conversion<f32> for yoctowatt
impl Conversion<f32> for erg_per_second
impl Conversion<f32> for foot_pound_per_hour
impl Conversion<f32> for foot_pound_per_minute
impl Conversion<f32> for foot_pound_per_second
impl Conversion<f32> for horsepower
impl Conversion<f32> for horsepower_boiler
impl Conversion<f32> for horsepower_electric
impl Conversion<f32> for horsepower_metric
impl Conversion<f32> for horsepower_imperial
impl Conversion<f32> for hydraulic_horsepower
impl Conversion<f64> for yottawatt
impl Conversion<f64> for zettawatt
impl Conversion<f64> for exawatt
impl Conversion<f64> for petawatt
impl Conversion<f64> for terawatt
impl Conversion<f64> for gigawatt
impl Conversion<f64> for megawatt
impl Conversion<f64> for kilowatt
impl Conversion<f64> for hectowatt
impl Conversion<f64> for decawatt
impl Conversion<f64> for watt
impl Conversion<f64> for deciwatt
impl Conversion<f64> for centiwatt
impl Conversion<f64> for milliwatt
impl Conversion<f64> for microwatt
impl Conversion<f64> for nanowatt
impl Conversion<f64> for picowatt
impl Conversion<f64> for femtowatt
impl Conversion<f64> for attowatt
impl Conversion<f64> for zeptowatt
impl Conversion<f64> for yoctowatt
impl Conversion<f64> for erg_per_second
impl Conversion<f64> for foot_pound_per_hour
impl Conversion<f64> for foot_pound_per_minute
impl Conversion<f64> for foot_pound_per_second
impl Conversion<f64> for horsepower
impl Conversion<f64> for horsepower_boiler
impl Conversion<f64> for horsepower_electric
impl Conversion<f64> for horsepower_metric
impl Conversion<f64> for horsepower_imperial
impl Conversion<f64> for hydraulic_horsepower
impl Conversion<usize> for yottawatt
impl Conversion<usize> for zettawatt
impl Conversion<usize> for exawatt
impl Conversion<usize> for petawatt
impl Conversion<usize> for terawatt
impl Conversion<usize> for gigawatt
impl Conversion<usize> for megawatt
impl Conversion<usize> for kilowatt
impl Conversion<usize> for hectowatt
impl Conversion<usize> for decawatt
impl Conversion<usize> for watt
impl Conversion<usize> for deciwatt
impl Conversion<usize> for centiwatt
impl Conversion<usize> for milliwatt
impl Conversion<usize> for microwatt
impl Conversion<usize> for nanowatt
impl Conversion<usize> for picowatt
impl Conversion<usize> for femtowatt
impl Conversion<usize> for attowatt
impl Conversion<usize> for zeptowatt
impl Conversion<usize> for yoctowatt
impl Conversion<usize> for erg_per_second
impl Conversion<usize> for foot_pound_per_hour
impl Conversion<usize> for foot_pound_per_minute
impl Conversion<usize> for foot_pound_per_second
impl Conversion<usize> for horsepower
impl Conversion<usize> for horsepower_boiler
impl Conversion<usize> for horsepower_electric
impl Conversion<usize> for horsepower_metric
impl Conversion<usize> for horsepower_imperial
impl Conversion<usize> for hydraulic_horsepower
impl Conversion<u8> for yottawatt
impl Conversion<u8> for zettawatt
impl Conversion<u8> for exawatt
impl Conversion<u8> for petawatt
impl Conversion<u8> for terawatt
impl Conversion<u8> for gigawatt
impl Conversion<u8> for megawatt
impl Conversion<u8> for kilowatt
impl Conversion<u8> for hectowatt
impl Conversion<u8> for decawatt
impl Conversion<u8> for watt
impl Conversion<u8> for deciwatt
impl Conversion<u8> for centiwatt
impl Conversion<u8> for milliwatt
impl Conversion<u8> for microwatt
impl Conversion<u8> for nanowatt
impl Conversion<u8> for picowatt
impl Conversion<u8> for femtowatt
impl Conversion<u8> for attowatt
impl Conversion<u8> for zeptowatt
impl Conversion<u8> for yoctowatt
impl Conversion<u8> for erg_per_second
impl Conversion<u8> for foot_pound_per_hour
impl Conversion<u8> for foot_pound_per_minute
impl Conversion<u8> for foot_pound_per_second
impl Conversion<u8> for horsepower
impl Conversion<u8> for horsepower_boiler
impl Conversion<u8> for horsepower_electric
impl Conversion<u8> for horsepower_metric
impl Conversion<u8> for horsepower_imperial
impl Conversion<u8> for hydraulic_horsepower
impl Conversion<u16> for yottawatt
impl Conversion<u16> for zettawatt
impl Conversion<u16> for exawatt
impl Conversion<u16> for petawatt
impl Conversion<u16> for terawatt
impl Conversion<u16> for gigawatt
impl Conversion<u16> for megawatt
impl Conversion<u16> for kilowatt
impl Conversion<u16> for hectowatt
impl Conversion<u16> for decawatt
impl Conversion<u16> for watt
impl Conversion<u16> for deciwatt
impl Conversion<u16> for centiwatt
impl Conversion<u16> for milliwatt
impl Conversion<u16> for microwatt
impl Conversion<u16> for nanowatt
impl Conversion<u16> for picowatt
impl Conversion<u16> for femtowatt
impl Conversion<u16> for attowatt
impl Conversion<u16> for zeptowatt
impl Conversion<u16> for yoctowatt
impl Conversion<u16> for erg_per_second
impl Conversion<u16> for foot_pound_per_hour
impl Conversion<u16> for foot_pound_per_minute
impl Conversion<u16> for foot_pound_per_second
impl Conversion<u16> for horsepower
impl Conversion<u16> for horsepower_boiler
impl Conversion<u16> for horsepower_electric
impl Conversion<u16> for horsepower_metric
impl Conversion<u16> for horsepower_imperial
impl Conversion<u16> for hydraulic_horsepower
impl Conversion<u32> for yottawatt
impl Conversion<u32> for zettawatt
impl Conversion<u32> for exawatt
impl Conversion<u32> for petawatt
impl Conversion<u32> for terawatt
impl Conversion<u32> for gigawatt
impl Conversion<u32> for megawatt
impl Conversion<u32> for kilowatt
impl Conversion<u32> for hectowatt
impl Conversion<u32> for decawatt
impl Conversion<u32> for watt
impl Conversion<u32> for deciwatt
impl Conversion<u32> for centiwatt
impl Conversion<u32> for milliwatt
impl Conversion<u32> for microwatt
impl Conversion<u32> for nanowatt
impl Conversion<u32> for picowatt
impl Conversion<u32> for femtowatt
impl Conversion<u32> for attowatt
impl Conversion<u32> for zeptowatt
impl Conversion<u32> for yoctowatt
impl Conversion<u32> for erg_per_second
impl Conversion<u32> for foot_pound_per_hour
impl Conversion<u32> for foot_pound_per_minute
impl Conversion<u32> for foot_pound_per_second
impl Conversion<u32> for horsepower
impl Conversion<u32> for horsepower_boiler
impl Conversion<u32> for horsepower_electric
impl Conversion<u32> for horsepower_metric
impl Conversion<u32> for horsepower_imperial
impl Conversion<u32> for hydraulic_horsepower
impl Conversion<u64> for yottawatt
impl Conversion<u64> for zettawatt
impl Conversion<u64> for exawatt
impl Conversion<u64> for petawatt
impl Conversion<u64> for terawatt
impl Conversion<u64> for gigawatt
impl Conversion<u64> for megawatt
impl Conversion<u64> for kilowatt
impl Conversion<u64> for hectowatt
impl Conversion<u64> for decawatt
impl Conversion<u64> for watt
impl Conversion<u64> for deciwatt
impl Conversion<u64> for centiwatt
impl Conversion<u64> for milliwatt
impl Conversion<u64> for microwatt
impl Conversion<u64> for nanowatt
impl Conversion<u64> for picowatt
impl Conversion<u64> for femtowatt
impl Conversion<u64> for attowatt
impl Conversion<u64> for zeptowatt
impl Conversion<u64> for yoctowatt
impl Conversion<u64> for erg_per_second
impl Conversion<u64> for foot_pound_per_hour
impl Conversion<u64> for foot_pound_per_minute
impl Conversion<u64> for foot_pound_per_second
impl Conversion<u64> for horsepower
impl Conversion<u64> for horsepower_boiler
impl Conversion<u64> for horsepower_electric
impl Conversion<u64> for horsepower_metric
impl Conversion<u64> for horsepower_imperial
impl Conversion<u64> for hydraulic_horsepower
impl Conversion<isize> for yottawatt
impl Conversion<isize> for zettawatt
impl Conversion<isize> for exawatt
impl Conversion<isize> for petawatt
impl Conversion<isize> for terawatt
impl Conversion<isize> for gigawatt
impl Conversion<isize> for megawatt
impl Conversion<isize> for kilowatt
impl Conversion<isize> for hectowatt
impl Conversion<isize> for decawatt
impl Conversion<isize> for watt
impl Conversion<isize> for deciwatt
impl Conversion<isize> for centiwatt
impl Conversion<isize> for milliwatt
impl Conversion<isize> for microwatt
impl Conversion<isize> for nanowatt
impl Conversion<isize> for picowatt
impl Conversion<isize> for femtowatt
impl Conversion<isize> for attowatt
impl Conversion<isize> for zeptowatt
impl Conversion<isize> for yoctowatt
impl Conversion<isize> for erg_per_second
impl Conversion<isize> for foot_pound_per_hour
impl Conversion<isize> for foot_pound_per_minute
impl Conversion<isize> for foot_pound_per_second
impl Conversion<isize> for horsepower
impl Conversion<isize> for horsepower_boiler
impl Conversion<isize> for horsepower_electric
impl Conversion<isize> for horsepower_metric
impl Conversion<isize> for horsepower_imperial
impl Conversion<isize> for hydraulic_horsepower
impl Conversion<i8> for yottawatt
impl Conversion<i8> for zettawatt
impl Conversion<i8> for exawatt
impl Conversion<i8> for petawatt
impl Conversion<i8> for terawatt
impl Conversion<i8> for gigawatt
impl Conversion<i8> for megawatt
impl Conversion<i8> for kilowatt
impl Conversion<i8> for hectowatt
impl Conversion<i8> for decawatt
impl Conversion<i8> for watt
impl Conversion<i8> for deciwatt
impl Conversion<i8> for centiwatt
impl Conversion<i8> for milliwatt
impl Conversion<i8> for microwatt
impl Conversion<i8> for nanowatt
impl Conversion<i8> for picowatt
impl Conversion<i8> for femtowatt
impl Conversion<i8> for attowatt
impl Conversion<i8> for zeptowatt
impl Conversion<i8> for yoctowatt
impl Conversion<i8> for erg_per_second
impl Conversion<i8> for foot_pound_per_hour
impl Conversion<i8> for foot_pound_per_minute
impl Conversion<i8> for foot_pound_per_second
impl Conversion<i8> for horsepower
impl Conversion<i8> for horsepower_boiler
impl Conversion<i8> for horsepower_electric
impl Conversion<i8> for horsepower_metric
impl Conversion<i8> for horsepower_imperial
impl Conversion<i8> for hydraulic_horsepower
impl Conversion<i16> for yottawatt
impl Conversion<i16> for zettawatt
impl Conversion<i16> for exawatt
impl Conversion<i16> for petawatt
impl Conversion<i16> for terawatt
impl Conversion<i16> for gigawatt
impl Conversion<i16> for megawatt
impl Conversion<i16> for kilowatt
impl Conversion<i16> for hectowatt
impl Conversion<i16> for decawatt
impl Conversion<i16> for watt
impl Conversion<i16> for deciwatt
impl Conversion<i16> for centiwatt
impl Conversion<i16> for milliwatt
impl Conversion<i16> for microwatt
impl Conversion<i16> for nanowatt
impl Conversion<i16> for picowatt
impl Conversion<i16> for femtowatt
impl Conversion<i16> for attowatt
impl Conversion<i16> for zeptowatt
impl Conversion<i16> for yoctowatt
impl Conversion<i16> for erg_per_second
impl Conversion<i16> for foot_pound_per_hour
impl Conversion<i16> for foot_pound_per_minute
impl Conversion<i16> for foot_pound_per_second
impl Conversion<i16> for horsepower
impl Conversion<i16> for horsepower_boiler
impl Conversion<i16> for horsepower_electric
impl Conversion<i16> for horsepower_metric
impl Conversion<i16> for horsepower_imperial
impl Conversion<i16> for hydraulic_horsepower
impl Conversion<i32> for yottawatt
impl Conversion<i32> for zettawatt
impl Conversion<i32> for exawatt
impl Conversion<i32> for petawatt
impl Conversion<i32> for terawatt
impl Conversion<i32> for gigawatt
impl Conversion<i32> for megawatt
impl Conversion<i32> for kilowatt
impl Conversion<i32> for hectowatt
impl Conversion<i32> for decawatt
impl Conversion<i32> for watt
impl Conversion<i32> for deciwatt
impl Conversion<i32> for centiwatt
impl Conversion<i32> for milliwatt
impl Conversion<i32> for microwatt
impl Conversion<i32> for nanowatt
impl Conversion<i32> for picowatt
impl Conversion<i32> for femtowatt
impl Conversion<i32> for attowatt
impl Conversion<i32> for zeptowatt
impl Conversion<i32> for yoctowatt
impl Conversion<i32> for erg_per_second
impl Conversion<i32> for foot_pound_per_hour
impl Conversion<i32> for foot_pound_per_minute
impl Conversion<i32> for foot_pound_per_second
impl Conversion<i32> for horsepower
impl Conversion<i32> for horsepower_boiler
impl Conversion<i32> for horsepower_electric
impl Conversion<i32> for horsepower_metric
impl Conversion<i32> for horsepower_imperial
impl Conversion<i32> for hydraulic_horsepower
impl Conversion<i64> for yottawatt
impl Conversion<i64> for zettawatt
impl Conversion<i64> for exawatt
impl Conversion<i64> for petawatt
impl Conversion<i64> for terawatt
impl Conversion<i64> for gigawatt
impl Conversion<i64> for megawatt
impl Conversion<i64> for kilowatt
impl Conversion<i64> for hectowatt
impl Conversion<i64> for decawatt
impl Conversion<i64> for watt
impl Conversion<i64> for deciwatt
impl Conversion<i64> for centiwatt
impl Conversion<i64> for milliwatt
impl Conversion<i64> for microwatt
impl Conversion<i64> for nanowatt
impl Conversion<i64> for picowatt
impl Conversion<i64> for femtowatt
impl Conversion<i64> for attowatt
impl Conversion<i64> for zeptowatt
impl Conversion<i64> for yoctowatt
impl Conversion<i64> for erg_per_second
impl Conversion<i64> for foot_pound_per_hour
impl Conversion<i64> for foot_pound_per_minute
impl Conversion<i64> for foot_pound_per_second
impl Conversion<i64> for horsepower
impl Conversion<i64> for horsepower_boiler
impl Conversion<i64> for horsepower_electric
impl Conversion<i64> for horsepower_metric
impl Conversion<i64> for horsepower_imperial
impl Conversion<i64> for hydraulic_horsepower
impl Conversion<BigInt> for yottawatt
impl Conversion<BigInt> for zettawatt
impl Conversion<BigInt> for exawatt
impl Conversion<BigInt> for petawatt
impl Conversion<BigInt> for terawatt
impl Conversion<BigInt> for gigawatt
impl Conversion<BigInt> for megawatt
impl Conversion<BigInt> for kilowatt
impl Conversion<BigInt> for hectowatt
impl Conversion<BigInt> for decawatt
impl Conversion<BigInt> for watt
impl Conversion<BigInt> for deciwatt
impl Conversion<BigInt> for centiwatt
impl Conversion<BigInt> for milliwatt
impl Conversion<BigInt> for microwatt
impl Conversion<BigInt> for nanowatt
impl Conversion<BigInt> for picowatt
impl Conversion<BigInt> for femtowatt
impl Conversion<BigInt> for attowatt
impl Conversion<BigInt> for zeptowatt
impl Conversion<BigInt> for yoctowatt
impl Conversion<BigInt> for erg_per_second
impl Conversion<BigInt> for foot_pound_per_hour
impl Conversion<BigInt> for foot_pound_per_minute
impl Conversion<BigInt> for foot_pound_per_second
impl Conversion<BigInt> for horsepower
impl Conversion<BigInt> for horsepower_boiler
impl Conversion<BigInt> for horsepower_electric
impl Conversion<BigInt> for horsepower_metric
impl Conversion<BigInt> for horsepower_imperial
impl Conversion<BigInt> for hydraulic_horsepower
impl Conversion<BigUint> for yottawatt
impl Conversion<BigUint> for zettawatt
impl Conversion<BigUint> for exawatt
impl Conversion<BigUint> for petawatt
impl Conversion<BigUint> for terawatt
impl Conversion<BigUint> for gigawatt
impl Conversion<BigUint> for megawatt
impl Conversion<BigUint> for kilowatt
impl Conversion<BigUint> for hectowatt
impl Conversion<BigUint> for decawatt
impl Conversion<BigUint> for watt
impl Conversion<BigUint> for deciwatt
impl Conversion<BigUint> for centiwatt
impl Conversion<BigUint> for milliwatt
impl Conversion<BigUint> for microwatt
impl Conversion<BigUint> for nanowatt
impl Conversion<BigUint> for picowatt
impl Conversion<BigUint> for femtowatt
impl Conversion<BigUint> for attowatt
impl Conversion<BigUint> for zeptowatt
impl Conversion<BigUint> for yoctowatt
impl Conversion<BigUint> for erg_per_second
impl Conversion<BigUint> for foot_pound_per_hour
impl Conversion<BigUint> for foot_pound_per_minute
impl Conversion<BigUint> for foot_pound_per_second
impl Conversion<BigUint> for horsepower
impl Conversion<BigUint> for horsepower_boiler
impl Conversion<BigUint> for horsepower_electric
impl Conversion<BigUint> for horsepower_metric
impl Conversion<BigUint> for horsepower_imperial
impl Conversion<BigUint> for hydraulic_horsepower
impl Conversion<Rational> for yottawatt
impl Conversion<Rational> for zettawatt
impl Conversion<Rational> for exawatt
impl Conversion<Rational> for petawatt
impl Conversion<Rational> for terawatt
impl Conversion<Rational> for gigawatt
impl Conversion<Rational> for megawatt
impl Conversion<Rational> for kilowatt
impl Conversion<Rational> for hectowatt
impl Conversion<Rational> for decawatt
impl Conversion<Rational> for watt
impl Conversion<Rational> for deciwatt
impl Conversion<Rational> for centiwatt
impl Conversion<Rational> for milliwatt
impl Conversion<Rational> for microwatt
impl Conversion<Rational> for nanowatt
impl Conversion<Rational> for picowatt
impl Conversion<Rational> for femtowatt
impl Conversion<Rational> for attowatt
impl Conversion<Rational> for zeptowatt
impl Conversion<Rational> for yoctowatt
impl Conversion<Rational> for erg_per_second
impl Conversion<Rational> for foot_pound_per_hour
impl Conversion<Rational> for foot_pound_per_minute
impl Conversion<Rational> for foot_pound_per_second
impl Conversion<Rational> for horsepower
impl Conversion<Rational> for horsepower_boiler
impl Conversion<Rational> for horsepower_electric
impl Conversion<Rational> for horsepower_metric
impl Conversion<Rational> for horsepower_imperial
impl Conversion<Rational> for hydraulic_horsepower
impl Conversion<Rational32> for yottawatt
impl Conversion<Rational32> for zettawatt
impl Conversion<Rational32> for exawatt
impl Conversion<Rational32> for petawatt
impl Conversion<Rational32> for terawatt
impl Conversion<Rational32> for gigawatt
impl Conversion<Rational32> for megawatt
impl Conversion<Rational32> for kilowatt
impl Conversion<Rational32> for hectowatt
impl Conversion<Rational32> for decawatt
impl Conversion<Rational32> for watt
impl Conversion<Rational32> for deciwatt
impl Conversion<Rational32> for centiwatt
impl Conversion<Rational32> for milliwatt
impl Conversion<Rational32> for microwatt
impl Conversion<Rational32> for nanowatt
impl Conversion<Rational32> for picowatt
impl Conversion<Rational32> for femtowatt
impl Conversion<Rational32> for attowatt
impl Conversion<Rational32> for zeptowatt
impl Conversion<Rational32> for yoctowatt
impl Conversion<Rational32> for erg_per_second
impl Conversion<Rational32> for foot_pound_per_hour
impl Conversion<Rational32> for foot_pound_per_minute
impl Conversion<Rational32> for foot_pound_per_second
impl Conversion<Rational32> for horsepower
impl Conversion<Rational32> for horsepower_boiler
impl Conversion<Rational32> for horsepower_electric
impl Conversion<Rational32> for horsepower_metric
impl Conversion<Rational32> for horsepower_imperial
impl Conversion<Rational32> for hydraulic_horsepower
impl Conversion<Rational64> for yottawatt
impl Conversion<Rational64> for zettawatt
impl Conversion<Rational64> for exawatt
impl Conversion<Rational64> for petawatt
impl Conversion<Rational64> for terawatt
impl Conversion<Rational64> for gigawatt
impl Conversion<Rational64> for megawatt
impl Conversion<Rational64> for kilowatt
impl Conversion<Rational64> for hectowatt
impl Conversion<Rational64> for decawatt
impl Conversion<Rational64> for watt
impl Conversion<Rational64> for deciwatt
impl Conversion<Rational64> for centiwatt
impl Conversion<Rational64> for milliwatt
impl Conversion<Rational64> for microwatt
impl Conversion<Rational64> for nanowatt
impl Conversion<Rational64> for picowatt
impl Conversion<Rational64> for femtowatt
impl Conversion<Rational64> for attowatt
impl Conversion<Rational64> for zeptowatt
impl Conversion<Rational64> for yoctowatt
impl Conversion<Rational64> for erg_per_second
impl Conversion<Rational64> for foot_pound_per_hour
impl Conversion<Rational64> for foot_pound_per_minute
impl Conversion<Rational64> for foot_pound_per_second
impl Conversion<Rational64> for horsepower
impl Conversion<Rational64> for horsepower_boiler
impl Conversion<Rational64> for horsepower_electric
impl Conversion<Rational64> for horsepower_metric
impl Conversion<Rational64> for horsepower_imperial
impl Conversion<Rational64> for hydraulic_horsepower
impl Conversion<BigRational> for yottawatt
impl Conversion<BigRational> for zettawatt
impl Conversion<BigRational> for exawatt
impl Conversion<BigRational> for petawatt
impl Conversion<BigRational> for terawatt
impl Conversion<BigRational> for gigawatt
impl Conversion<BigRational> for megawatt
impl Conversion<BigRational> for kilowatt
impl Conversion<BigRational> for hectowatt
impl Conversion<BigRational> for decawatt
impl Conversion<BigRational> for watt
impl Conversion<BigRational> for deciwatt
impl Conversion<BigRational> for centiwatt
impl Conversion<BigRational> for milliwatt
impl Conversion<BigRational> for microwatt
impl Conversion<BigRational> for nanowatt
impl Conversion<BigRational> for picowatt
impl Conversion<BigRational> for femtowatt
impl Conversion<BigRational> for attowatt
impl Conversion<BigRational> for zeptowatt
impl Conversion<BigRational> for yoctowatt
impl Conversion<BigRational> for erg_per_second
impl Conversion<BigRational> for foot_pound_per_hour
impl Conversion<BigRational> for foot_pound_per_minute
impl Conversion<BigRational> for foot_pound_per_second
impl Conversion<BigRational> for horsepower
impl Conversion<BigRational> for horsepower_boiler
impl Conversion<BigRational> for horsepower_electric
impl Conversion<BigRational> for horsepower_metric
impl Conversion<BigRational> for horsepower_imperial
impl Conversion<BigRational> for hydraulic_horsepower