为此翔实地介绍日本钢铁业在开发无铬表面处理钢板领域的进展。

The development progress on chromium-free coated steel sheet in Japan iron& steel enterprises was introduced.

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本文综述了近年来世界主要工业化国家以及我国汽车用表面处理钢板的进展。

Progression of surface treated steel sheet used for motor vehicle in some industrialized countries and in our country in late years is discoursed in this article.

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发达国家的许多钢铁厂开发了各种无铅且耐蚀性更好的汽车燃油箱用表面处理钢板材料，包括无铅镀层钢板和预涂层钢板两大类。

All kinds of Pb-free surface treatment steel sheet for automotive fuel tank with better corrosion resistance were developed by many steel company in the developed country.

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