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一种设计新颖的ZG—30型自能气割机在鞍钢设备处研制成功。这种自能气割机不用电和其它外来动力,靠本身气割气流动力便能自动气割。其主要
A novel design of the ZG-30-type self-gas cutting machine in the Anshan Iron and Steel equipment at the successful development. This self-gas cutting machine without electricity and other external power, gas flow by its own cutting gas can be automatic gas cutting. Its main