waterline coefficient

例句：

1. 1. The waterlinecoefficient is a critical factor indetermining the performance of the system.
   水线系数是决定系统性能的关键因素。
2. 2. Thewaterline coefficient was used to calculate theflow rate of the fluid.
   水线系数被用来计算流体的流速。
3. 3. The waterlinecoefficient was found to be significantly different fromthat of other materials.
   研究发现，水线系数与其他材料有显著差异。