短語詞組

短語

• manual electric arc welding 手工電弧堆銲;手工電弧銲;人工電弧銲;手工電弧堆
• manual l arc welding 手工電弧堆銲
• manual argon arc welding 手工氬弧銲
• the manual argon arc welding 氬弧銲
• Manual Electric Arc Welding Basics 手工電弧銲基礎(chǔ)知識(shí)
• manual metal arc welding machine 手工金屬電弧銲機(jī)
• manual arc welding machine 手工弧銲機(jī)
• manual arc root welding 手工電弧銲打底
• manual arc resurfacing welding 手工電弧堆銲
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