可耐磨损、碰撞，耐海水和脂肪烃类物质。
Resistant to wear, impact, salt water and aliphatic hydrocarbons.
由于风将砂粒刮起来，碰撞大岩石，久而久之，较松软的岩石层就被慢慢地磨损。(只能译成“较”，不能译为“更”)。
When winds blow sand particles against a large rock for a long time, the softer layer of the rock are slowly worn away.
由于风把砂粒刮起来， 碰撞大岩石，久而久之，较松软的岩石层就被慢慢地磨损。（译成汉语复句的表原因的偏句）
When winds blow particles against a large rock for a long time, the softer layers of the rock are slowly worn away.
通过对数控程序的碰撞和干涉检验，能够提高工件的加工表面质量，减少刀具的磨损。
It can improve the machining surface quality of the workpiece and reduce wear of the tool through checking collision and interference of nc programme.
但其他四只球是用玻璃做的，如果你把其中任何一个往下扔，它必然受到磨损，出现碰撞的痕迹、有了裂口，被损坏甚至被摔得粉碎。
But the other four balls are made of glass. If you drop one of these, it will be certainly scuffed, marked, nicked, damaged or even smashed.
影响管子磨损的因素很多，关键参数之一是管子一支承板间的碰撞力。
The impacting force between tube and support plate is one of the parameters which plays a vital role in the prediction of tube fretting wear rate.
影响管子磨损的因素很多，关键参数之一是管子一支承板间的碰撞力。
The impacting force between tube and support plate is one of the parameters which plays a vital role in the prediction of tube fretting wear rate.
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