您要查找的是不是：
- coefficient of wear efficiency 重量利用系数
- There is still a lot of wear left in that old coat. 那件旧大衣还可以穿很久。
- The carpet will stand any amount of wear. 这地毯极其耐用。
- There is plenty of wear left in the machine. 这台机器还可用好长一段时间。
- This sofa is showing signs of wear. 这只沙发开始显得破旧了。
- My shoes are showing signs of wear. 我的鞋已经显得旧了。
- This cloth is designed to stand up to a lot of wear and tear. 这种布料十分耐用。
- Water has a variable coefficient of expansion. 水的膨胀系数是可变的。
- The stair carpet gets a lot of wear and tear and will soon need replacing. 铺在楼梯上的地毯磨损得很厉害，因而很快就要更换。
- Water is variable in coefficient of expansion. 水的膨胀系数是可变的。
- Functional coefficient of biological cycle: FCBC. 生物循环功能系数。
- People there have fallen out of wearing long gowns. 在那儿人们已经不再穿长袍了。
- Also ow coefficient of surface friction. 较小的表面摩擦系数。
- In 3xy,3 is the coefficient of xy. 在3xy中,3是xy的系数
- Mary gets tired of wearing red dresses. 玛丽厌倦穿红色衣服。
- In 3xy, 3 is the coefficient of xy. 在3xy中; 3是xy的系数.
- The engine has plenty of wear left. 这台发动机还能用好长时间
- There is a great deal of wear in this stuff. 这材料很耐磨损。
- Transport vehicles were showing many signs of wear. 运输车辆出现了许多损坏的迹象。
- The housing has a higher coefficient of expansion than the ring. 壳体比圆环具有较高的膨胀系数。
