您要查找的是不是：
- Study of DDM-1 portable vibrating tube liquid densimeter. DDM-1便携式振动管液体密度计的研究
- First device includes vibrating tube, exciter and sensor. 一次仪表部分包括振动管、激振器和传感器等。
- The main work of this thesis is as follows: On the basis of comparing different type densimeters, A semi-automated vibrating tube densimeter for measuring saturation density of fluids was developed. 借助幅频、相频响应来分析振动管特性，为传感器设计提供了有效的手段；
- The Study about Density of Ethylene Tar by U-shaped Vibrating Tube U型振动管法测定乙烯焦油密度的研究
- When vibration tube was in the magnetic field vertically, it brings magnetostriction under the effect of cross-changed magetic field, that was made axis resionance. 当振管垂直立于磁场环境中时,在交变磁场的作用下产生磁致伸缩,即沿振管的轴向作简谐振动。
- The vibration tube, which was a sense component of vibration ice sensor, was made of permonent flexibility alloy material which have magnetostriction ability. 振动式结冰信号传感器的敏感元件是振管,由具有磁致伸缩能力的恒弹合金材料制成。
- When the surpace of vibration tube appeared ice, the immanence frequency btings excursion, so according to detect the excursion quantity of immanence frequency can confirm the ice state. 当振管表面出现结冰时,其轴向固有频率会产生偏移,通过检测轴向固有频率偏移量,即可确定结冰状态。
- 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。
- I must buy a tube of toothpaste. 我必须买一支牙膏。
- 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
- A vibrating membrane in the ear helps to convey sounds to the brain. 耳膜的振动帮助声音传送到大脑。
- 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。
- 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。
- Suck on the tube to draw up the water. 用管子把水吸上来。
- A shaking or vibrating movement, as of the earth. 颤动一种抖动或摇晃的运动，如大地的震动
