coefficient unit常数部件,系数部件,系数组coefficientn.系数coefficient of thermal diffusivity热扩散系数coefficient of investment recovery投资回收系数coefficient of inherent regulation自行调节系数, 固有变动率coefficient of friction resistance摩阻系数coefficient of sectorial harmonics扇谐系数coefficient of moisture transition变湿系数coefficient of settlement velocity沉降速率系数coefficient fuzzy relative entropy加权模糊相对熵coefficient of harmonic distortion谐波失真系数coefficient of thermal expansion a热膨胀系数