短語(yǔ)詞組短語(yǔ)fillet -welding-joint 填角焊縫接頭fillet t welding 角焊lap fillet welding 搭角焊;搭接角焊side fillet welding 側(cè)面角焊fillet welding machine 填角焊機(jī)continuous single fillet welding 單面連續(xù)焊 返回 fillet welding