In the construction process of oil and gas drilling, the joint drill wear, eccentric wear and threaded partial adhesion caused drilling damage and then evolved into the major mine accidents.
在石油天然气钻井施工过程中，常常造成钻具接头磨损、偏磨及丝扣粘连，这是引起钻具损坏进而演化为井下事故的主要原因之一。
The wear mechanism of C/C composites in braking have been inquired , they were abrasion, delamination of part of the friction film, oxidation wear and adhesion wear.
探讨了C／C复合材料的磨损机理，主要有磨粒磨损、剥层磨损、氧化磨损、粘着磨损。
The experimental results showed that the blackening film possessed strong adhesion, uniformity in color, excellent luster and better corrosion-and wear resistance.
结果表明：该工艺着色时间短、环境污染小、黑膜附着力强、光泽性好；
The wear of aluminum matrix composites, which is the common result of spall, adhesion and particle wear, is analysed in the end of the paper.
最后分析了铝基复合材料表面的磨损情况，说明了它的磨损是剥落、粘着和磨粒磨损共同作用的结果。
Good wear resistance, good adhesion, directly in the waterproof layer in the plaster, leveling and paste the tiles of various finishes.
耐磨性好，粘结性佳，可直接在防水层在抹灰，找平和粘贴各种饰面瓷砖。
Good wear resistance, good adhesion, directly in the waterproof layer in the plaster, leveling and paste the tiles of various finishes.
耐磨性好，粘结性佳，可直接在防水层在抹灰，找平和粘贴各种饰面瓷砖。
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