短語詞組短語blowpipe flame and zone 汽油吹管焰與層flame blowpipe 火焰焊炬single flame blowpipe 單焰焊炬flame cleaning blowpipe 火焰表面清理燒矩flame hardening blowpipe 火焰表面淬火燒炬multi -flame blowpipe for oxy-acetylene 多焰氧炔吹管 返回 blowpipe flame