单词	upset butt welder
释义	upset butt welder 电阻对焊机
随便看	Large-volume injection large volume intravenous arteriography Large volume intravenous injections large volume item large volume leukapheresis Large volume of concrete Large volume of data were gathered large volume of fire large volume parenteral large volume parenteral infusion large volume parenteralsolution largevolume plastics large volume plastics large-volume press large volume production large-volume production large-volume real-time streaming media largevolume resin large volume resin large-volumes large volume sampler large-volume sample stacking large volume sea water filtration system large volume small profit large volumes of