Based on an analysis of the original design of the imported steel tube hot-dip galvanization line, theoretic verification of the design's drawbacks was made.
分析了引进的钢管热镀锌机组中螺旋的原始设计，从理论上证明其设计存在的缺陷。
The research in flux is mainly to change the original double hot dip coating technique, and change the first hot-dip galvanizing into electrolyzing flux.
对于助镀剂的研究主要是改变原有的双热浸镀工艺，改第一次热浸镀锌为电解助镀。
The research in flux is mainly to change the original double hot dip coating technique, and change the first hot-dip galvanizing into electrolyzing flux.
对于助镀剂的研究主要是改变原有的双热浸镀工艺，改第一次热浸镀锌为电解助镀。
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