By the rust removal, phosphating and passivating basic principles for steel,this treatment liquids are molybdenate as the main promotor.
据钢铁
、
化的基本原理分析，经实验确定了以钼酸盐为主要促进剂的、比、钝化液。
By the rust removal, phosphating and passivating basic principles for steel,this treatment liquids are molybdenate as the main promotor.
据钢铁、化的基本原理分析，经实验确定了以钼酸盐为主要促进剂的、比、钝化液。
According to comparing various hydrate promotors and their experimental conditions,it indicates that methylcyclohexane is a good promotor to form st...
研究表明,
甲烷中加入环戊烷时温压条件最易达到,但生成的是Ⅱ型水合物,储气量较小。
声明：以上例
、词
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