ADJ resistant to damage from normal wear or usage 耐磨的; 耐用的
For the lining of the main body (2) of the dust chamber (1) and first and second stage cyclones (3, 4) are used the non-porous and wear proof material, for example concrete.
集尘室(1)的主体(2)以及第一和第二级旋风器(3,4)的内衬使用无孔耐磨材料，例如混凝土。
Conspiracy theories about wear-proof products (along with their close cousins, perpetual-motion machines) have existed since the dawn of industrial times.
在工业时代的早期，一些论证防磨损的产品（以及该类产品的“近亲”——永动机）的阴谋论就已经出现。
"The pen tips were wear-proof with excellent writing effects and can completely be substituted for imported ones," said Hu Shengyang, director of Beifa Test Lab.
“这些笔头耐磨又好写，完全可以取代进口笔头，”贝发集团测试实验室主任胡省洋说道。
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