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介绍了助镀剂法热镀５５Ａｌ－Ｚｎ合金镀层钢板的生产工艺及其耐蚀性能，并就其在工业建筑领域中的应用做了探讨。
The production technology and corrosion resistance of 55Al-Zn alloy plated steel plated by hot-plating agent were introduced, and its application in the field of industrial architecture was discussed.