| 释义 |
DEFINITIVE EXAMPLES 权威例句〔coefficient of friction〕The ratio of the weight of an object being moved along a surface and the force that maintains contact between the object and the surface.摩擦系数：沿表面运动的物体的重量与物体和表面维持接触的力的比值美国传统〔coefficient〕A numerical measure of a physical or chemical property that is constant for a system under specified conditions such as the coefficient of friction.系数，率：物理或化学性质的数值度量，在规定条件下对于一个系统来说它是常量，例如摩擦系数美国传统 |