oxy-acetylene flame spraying的意思|示意

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氧乙炔火焰喷涂

氧乙炔火焰喷涂 ... flame spraying-welding 火焰喷焊 oxy-acetylene flame spraying 氧乙炔火焰喷涂 high-speed flame spraying 高速火焰喷涂 ...

氧乙火焰喷镀 oxy-acetylene flame spraying 氧乙火焰喷镀 blowpipe for oxy-acetylene,multi-flame 多焰氧炔吹管 ..