氫釬焊 的英文怎麼說
中文拼音 [qīnghànhàn]
氫釬焊
英文
hydrogen brazing-
Micro devices for brazing and welding with own hydrogen and oxygen production - mechanical and gas engineering requirements, test, marking
帶自製氫和制氧裝置的微型釬焊機和焊機.機械和氣體技
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