coefficient of linear contraction线收缩系数

Temperature coefficient of contraction温度收缩系数

Coefficient of sudden contraction骤缩系数

principal coefficient of contraction[数] 主收缩系数

coefficient of side contraction侧收缩系数

coefficient of contraction for orifice节流孔收缩系数

coefficient of contraction heat transfer对流换热系数

coefficient of contraction of nozzle喷嘴收缩系数

contraction coefficient of length长度收缩系数