nonconsumable electrode melting针: needle钨: tungsten; wolfram电极: electrode; pole熔炼: smelt; smelting; fusion; met ...法: law下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:针钨电极熔炼法，即可在微信中查询翻译
