The manufacture, test and check & acceptance for these vessels are performed according to the technical terms for the steel welding vessels issued by the Ministry of Machinery.
容器的制造、试验和验收均按机械部钢制焊接容器技术条件执行。
The manufacture, test and check & acceptance for these vessels are performed according to the technical terms for the steel welding vessels issued by the Ministry of Machinery.
容器的制造、试验和验收均按机械部钢制焊接容器技术条件执行。
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