Trait SIRatios
fts_units::si_system
pub trait SIRatios { type Length: Ratio; type Mass: Ratio; type Time: Ratio; }
Helper to faciliate generic operations on SIRatiosT<L,M,T>.
SIRatiosT<L,M,T>
type Length: Ratio
type Mass: Ratio
type Time: Ratio
impl<L, M, T> SIRatios for SIRatiosT<L, M, T> where L: Ratio, M: Ratio, T: Ratio,
type Length = L
type Mass = M
type Time = T