oxygen-deficiency safety device的意思|示意
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缺氧安全装置
oxygen-deficiency safety device的网络常见释义
缺氧安全装置 ... overturning moment 倾覆力矩 oxy-acetylene welding 气焊；氧气乙炔焰焊接 oxygen-deficiency safety device 缺氧安全装置 ...
oxygen-deficiency safety device相关短语
1、 oxygen deficiency safety device 缺氧安全装置