双作用滑片泵 double action vane pump
双作用活塞泵 double acting piston pump
双作用 DOUBLE ACTING ; double action
双作用定位器 double acting positioner
双作用离合器 dual clutch ; double action clutch
双作用无杆气动泵 dual-acting rodless gas-actuated pump
双作用叶片泵 double action vane pump ; double-acting vane pump
双作用容积式压缩机 double-acting positive displacement compressor
双作用泵 double acting pump ; dual action pump
欧盟如今想要采取一个体系两位首脑的做法，就好像欧洲君主自拜占庭时期开始用双头鹰作徽记一样。
Like the double-headed eagle adopted by European emperors since Byzantine times, the EU now tries to act as one body with two heads.
复梁式双盘等臂天平，采用钢带弹性作支撑，无刀口磨损现象发生。
This type of equal arm balance with double beam and pan adopts flexible steel band as support without abrasion to the edges of the knife.
此时此刻，我知道，除了向州里作汇报以外，我还会拿上一双鞋子和袜子以及过好感恩节所需的其它一些东西再次回到这里。
I knew then that, in addition to making my report to the state, I would be coming back with a pair of shoes and socks, as well as some other ingredients for a happy Thanksgiving.
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