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- In order to eliminate the hysteresis error of piezoceramic servo tool during non axisymmetric curved surface turning, three feedforward controlling mathema tical models have been established, i. 在分析压电陶瓷刀具迟滞特点的基础上建立了3种消除迟滞误差的前馈控制数学模型,即:升压模型、峰值降压模型及任意点降压模型。
- Hu,W.R., Long,H., Non axisymmetric magnetostatic equilibrium with strong twisted component of magnetic field, Scientia Sinicca A, 31 (1988) 1902 胡文瑞，隆辉，具有强磁场旋转分量的非轴对称磁流体静力学平衡，中国科学A，30(1987)627
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- I must buy a tube of toothpaste. 我必须买一支牙膏。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- This tube is flexible but tough. 这管子柔软但很坚固。
- A glass tube for enclosing the flame of a lamp. 玻璃灯罩围住灯的火焰的玻璃管
- Apply solution to the tube and allow to become tacky. 在内胎上涂抹胶水并让它发粘。
- The tube was sealed off by fusing the material together. 管子以熔合管端的方法封闭起来了。
- I had had a few beers and was completely non compos mentis. 我喝了些啤酒就头昏脑胀了。
- He slipped the telescope into a steel tube. 他将望远镜收进一根钢管内。
- The tube is sealed at both ends. 这管子两端是密封的。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- He was declared persona non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- Suck on the tube to draw up the water. 用管子把水吸上来。
- Explosive compactions of powder in axisymmetrical tubes are to utilize the available explosive impact energy to deform plastically the cylindrical powder containers and thereby densify the contents. 轴对称零件的粉末爆炸压实,是利用炸药产生的有效冲击能引起装粉套筒塑性变形,导致粉末致密。
