研制了一种常温锌系磷化工艺。
A zinc-series phosphating process at room temperature was developed.
研制了一种新型低温锌系磷化液。
A new type phosphating solution of zinc series at low temperature was prepared.
BL- 303系槽浸型锌系磷化处理剂。
针对锌系中温磷化技术的缺点，研制出一种低温锌系磷化促进剂。
In view of the shortcomings of medium temperature zinc based phosphating technology, the title accelerator has been developed.
通过对常温锌系磷化膜层的组织结构的电镜观察，分析了影响膜层质量的因素，探讨获得优质磷化膜的途径。
By electron microscopic examination of texture of room temperature Zn phosphating film, factors affecting coating quality are analyzed and ways of getting excellent quality phosphating film discussed.
提出一种新型的钢铁中温锌钙系状态下的磷化工艺。
A newly developed phosphating process under middle level temperature is put forword.
改进后的磷化液称为锌钙系磷化液。
The solution after improvement is called zinc and calcium series phosphating solution.
改进后的磷化液称为锌钙系磷化液。
The solution after improvement is called zinc and calcium series phosphating solution.
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