A new type phosphating solution of zinc series at low temperature was prepared.
研制了一种新型低温锌系磷化液。
Some companies immediately apply a phosphating solution to sand blasted surfaces.
某些公司立即在喷沙除绣的表面上涂上磷酸盐溶液。
After ascertaining the phosphating condition, the use and maintenance of the phosphate solution was studied.
确定了磷化条件后，又对磷化液的使用及维护进行了研究。
After ascertaining the phosphating condition, the use and maintenance of the phosphate solution was studied.
确定了磷化条件后，又对磷化液的使用及维护进行了研究。
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