构成客体的总是基本物质，而在事物的自然过程中，这些基本物质被磨损，变得“陈旧”。
It is always the basic material which constitutes the object and which, in the natural course of things, is worn down and becomes "older".
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.
特别添加“TL”减磨物质，卓越的抗磨损性能，延长发动机寿命。
Special insert "TL" by grinding material, excellent wear high performance, extending engine life.
表面应无磨损产生的物质，并应符合检验规范xxx - xx的要求。
The surface shall be free from wear producing material and shall meet the requirements of test specification XXX-XX.
酸性物质会软化牙釉质，立即刷牙会磨损牙齿。
The tooth enamel is softened by the acid and brushing straight after will wear the teeth down.
乔尔将展示如何使用自定义位图，从物质的设计师，定制材料填充层和颗粒笔刷应用纹理和创造现实的磨损。
Joel will show how to use custom bitmaps, custom materials from Substance Designer, fill layers, and particle brushes to apply the textures and create realistic wear and tear.
重型、铸造阀体具有耐腐蚀和耐磨损性能，适用于严酷的液状浆和干燥物质等流体介质的处理应用场合。
The heavy duty, cast body provides corrosion and abrasion resistance on the toughest liquid slurry and dry material handling applications.
岩石风化、磨损的粒子和溶解的离子为硅膜的形成提共了物质来源。
Rock weathering, wore grain and dissolved ion provide the glaze formation with material sources.
热解生物质与煤共燃时的结渣、积灰和磨损特性取决于热解生物质灰分含量、灰成分，煤的灰分含量、灰成分以及混合比例等因素。
The slagging, fouling and abrasiveness performances of co-firing low-temperature pyrolyzed biomass with coal depend on the ash content, the ash component of them and their blending rate, etc.
时尚、自信的设计也反映在坚实的物质，如不锈钢、抗磨损玻璃及硅橡胶键盘——更不用说优良的皮箱。
The stylish, confident design is mirrored in solid materials like stainless steel, scratch-resistant glass and silicone rubber keypad - not to mention the fine leather case.
因此为了保护膜层，在过滤含有磨损性物质的料液时，必须对料液通过初过滤、离心分离或沉降等方法进行预处理。
Therefore, filtering of abrasive matter required pre-treatment stages such as pre-filtration, centrifuging, or sedimentation in order to protect the membrane.
由于油田污水中含有大量的固体颗粒、添加剂和矿物质，这不仅会对离心泵的密封装置造成磨损，而且还会因添加剂和矿物质的析出而使密封装置失效。
The sealing device in the oilfield centrifugal pumps is apt to be worn and fail owing to the existence of solids, minerals and additives in the sewage of oilfield.
由于油田污水中含有大量的固体颗粒、添加剂和矿物质，这不仅会对离心泵的密封装置造成磨损，而且还会因添加剂和矿物质的析出而使密封装置失效。
The sealing device in the oilfield centrifugal pumps is apt to be worn and fail owing to the existence of solids, minerals and additives in the sewage of oilfield.
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