新上海一号井煤矿副井井口罐笼置入工程由中煤第三建设公司机电安装工程处负责安装。
New Shanghai One well placed mine shaft cage wellhead engineering construction company, the third Sino-Coal is responsible for installation of mechanical and electrical installation.
新上海一号井煤矿副井井口罐笼置入工程由中煤第三建设公司机电安装工程处负责安装。
New Shanghai One well placed mine shaft cage wellhead engineering construction company, the third Sino-Coal is responsible for installation of mechanical and electrical installation.
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