By the rust removal, phosphating and passivating basic principles for steel,this treatment liquids are molybdenate as the main promotor.
钢铁除锈、磷化的基本原理分析，经实验确定了以钼酸盐
主要促进剂的除锈、磷比、钝化液。
By the rust removal, phosphating and passivating basic principles for steel,this treatment liquids are molybdenate as the main promotor.
钢铁除锈、磷化的基本原理分析，经实验确定了以钼酸盐主要促进剂的除锈、磷比、钝化液。
声明：以上例
、词性分类
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