短語詞組短語weld arc spot weld 電弧點(diǎn)焊縫weld arc ot weld 電弧點(diǎn)焊縫gas arc tungsten weld 鎢極氬弧焊single arc tandem weld 單弧串列焊arc -weld inversion 逆變弧焊arc spot weld [機(jī)]電弧點(diǎn)焊;電弧點(diǎn)焊縫plasma arc overlaying weld 等離子弧堆敷arc seam weld [機(jī)]電弧縫焊;電弧縫焊縫 返回 arc weld