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- double stepped labyrinth gland 双短齿迷宫汽封
- stepped labyrinth gland 高低齿迷宫汽封
- Note: The double step reducing ratio consists of the both mono-step reducing ratio.The unlisted on the above table also can be produced. 注:双级减速比由两单级速比组合而成,上表中未列出的亦可生产。
- spring-back labyrinth gland of impulsive stage 可退让式调节级汽封
- combined axial and radial labyrinth gland 轴向-径向组合迷宫式汽封, 轴向-径向组合曲径式汽封
- In this paper,analytical expressions for double step potential chronoamperometry and chronocoulometry with simple reversible electrode reaction at microring electrodes are derived. 推导了微环电极上双电位阶跃计时电流和计时库仑法可逆波理论方程式，并得到了解析表达式。
- This taking en-passant must be done directly: if the player who could take en-passant does not do this in the first move after the double step, this pawn cannot be taken anymore by an en-passant move. 这种走顺道必须直接做：如果能够走顺道的那一方在对方的两步后第一次移动时没有进行顺道，那么这个兵就不能在顺道时被吃掉了。
- Design of Winch Barrel with Double Step Spiral Fold Line Groove 双阶螺旋折线形绳槽卷筒的设计
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
- staggered labyrinth gland 交错迷宫汽封
- stepped labyrinth 台阶式篦齿
- The carpet is too thick to double up. 这地毯太厚没法折叠。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- axial labyrinth gland 轴向迷宫式汽封
- Reserve double room June fourth to tenth inclusive. 预订双人房间，六月四日至十日，共六晚，望订妥复电。
- In this case, I can double for penalty. 假如这样的话，我可以叫加倍了。
