general vacuum pump oil的意思|示意
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一般真空泵油
general vacuum pump oil的网络常见释义
常用真空泵油 ... general vacuum pump oil 常用真空泵油 收藏 marine oil spillage 海上溢油 收藏 pressure oil release 压力油的卸压 收藏 ...
general vacuum pump oil相关例句
The choice and application of the general vacuum pump oil are described, a reference is given to the user, service workers, works and sales departments in the article.
介绍常用真空泵油的选择考虑和应用实例，供用户、有关厂商和维修人员参考。