wetted-surface coefficient

例句：

1. 1. The coefficient of friction between thetwo surfaces is crucial for understanding how theyinteract.
   两个表面之间的摩擦系数对于理解它们如何相互作用至关重要。
2. 2. In aerodynamics, the coefficient of lift is used topredict how much force an airplane can generatefrom the air.
   在空气动力学中，升力系数用于预测飞机可以从空气中产生多少力。
3. 3. The coefficient of thermal conductivitydetermines how quickly heat can travel througha material.
   热传导系数决定了热量可以通过材料传播的速度。