最早是在岩洞内安装钢罐。
The very first installations were steel tanks in a rock chamber.
山东富凯不锈钢有限公司52米铸铁机制作安装；
不锈钢的保护膜在加工和安装期间不能撕掉。
The protective film 3, stainless steel can not tear during processing and installation.
采用分段制作、高空拼装的方法安装钢柱和钢屋架。
Steel column and roof frame are made in multisections and assembled at high altitude.
采用分段制作、高空拼装的方法安装钢柱和钢屋架。
Steel column and roof frame are made in multisections and assembled at high altitude.
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