送丝速度 wire feed rate ; wire feed speed ; Wire Feeding Speed ; rate of feed

送丝机构 wire feeder ; wire drive feeder ; wire feeding device ; wire feed mechanism

送丝装置 wire feeder ; Wire feeding equipment ; wire drive unit

等速送丝方式 constant wire-feed system ; constant wire-feed mode

送丝器 [电] wire feeder

变速送丝方式 alternate wire-feed system

送丝系统 wire feeding system ; wire feed system

送丝软管 BZL ; TWECO

连续送丝电弧焊 continuous feed welding