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可控气氛原料气的选择重庆建设厂31车间(重庆400050)李志义重庆建设-雅马哈有限公司焊接科李晓澎SelectionofRawGasforControledAtmosphereLiZhiyi,LiXiaopeng直生式气氛气体渗碳常用的气源有天然气...
Controlled atmosphere of the choice of feed gas Chongqing Construction Plant 31 shop (Chongqing 400050) Li Zhiyi Chongqing Construction - Yamaha Welding Co., Ltd. Li Xiaopeng SelectionofRawGasforControledAtmosphereLiZhiyi, LiXiaopeng Straight-born atmosphere gas carburizing commonly used gas source of natural gas ...