Iron or steel parts will rust, if they are unprotected. 鐵件或鋼件是會生鏽的,如果不加以保護的話。
We have huge infrastructure and all type of facilities like boring machines, lathe machines, shapers and all arrangments of steel casting parts. 我們有龐大的基礎設施和所有類型的設施,如掘進機,車床機,塑造和所有安排的鑄鋼件零件。