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关注:1
2013-05-23 12:21
求翻译:涂上一层油膜减轻摩擦是什么意思?![]() ![]() 涂上一层油膜减轻摩擦
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2013-05-23 12:21:38
Coated with a layer of film to reduce the friction
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2013-05-23 12:23:18
coated with a thin film of oil reduce friction
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2013-05-23 12:24:58
Spreads a lubricant film to reduce the friction
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2013-05-23 12:26:38
Film coated with a layer of oil to reduce friction
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2013-05-23 12:28:18
coated with a thin film of oil reduce friction;
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