常見例句雙語例句The invention discloses a vibrating screw feeder. A feed end of the screw feeder is provided with a spring seat and a dither motor.本發(fā)明公開了一種振動式螺旋送料機，它是在螺旋送料機的進料端安裝有彈 簧座和高頻振動電機。ip.com 返回 dither motor