... grease characteristic ==> 润滑脂性质 grease classification ==> 润滑脂分类 grease coating ==> 油脂涂层 ...
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Introduced lubricating grease main classification used lubricating grease several conditions and the rational use of lubricating grease should be noted.
主要介绍了润滑脂的分类，选用润滑脂的几个条件及合理使用润滑脂应注意的问题。
Descend blood grease medicine kind is more, classification is also more difficult.
降血脂药种类较多，分类也较困难。
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