片语

vibration critical wind speed起振临界风速

critical closing speed临界闭伞速度

critical wave speed临界波速

critical rotational speed临界转速

galloping critical wind speed弛振临界风速

flutter critical wind speed颤振临界风速

critical impeller speed临界搅拌转速

First critical rotor speed第一个关键的转子速度

英汉例句

• because of the complexities in geometric forms of the axle and the supporting patterns, most of the calculations of the critical speed of turning axle are difficult.

  由于轴的几何形状及支承方式的复杂性，转轴临界转速计算中的许多问题，是困难的问题。

• secondly, use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi-tray rotor bearing system by matlab language.

  采用matlab语言编制了对传递矩阵法计算多柔盘转子-支承系统的临界转速；

• well, this critical speed for a small ball bearing would be some hundred meters per second.

  小滚珠的临界速度,也许是每秒几百米。

• it shows the effect of main design parameters of bogies to the critical speed of cars. and car performance obtained from it is compared with that of cars with common bogies.

  该模型显示了转向架的主要设计参数对车辆临界速度的影响，并将由此获得的车辆的性能与装用常规转向架的车辆性能进行了比较。

• by analysing the amplitude of the shaft vibration, this article concludes that when the bolts get loose, it will result in resonance at the second critical speed and serious vibration.

  本文利用振动测试记录，具体论证了汽轮机排汽端一侧轴承松动，而导致汽轮机第二临界转速共振和强烈共振。

• the real-time flutter boundary prediction system predicts the critical speed of flutter during the course of airplane′s flutter test.

  实时颤振边界预测系统主要用于完成飞机颤振试验过程中对颤振临界速度的预测。

• the paper starts from the theory of mechanical vibration, with tie equipment in the reliability design, and obtains a formula of design on critical speed in common use situation.

  从机械振动理论出发，用可靠性设计中的联结方程，得出了其在常用工况下按传动轴的临界转速进行可靠性设计的公式。

• now you could say, 「well, what is the meaning of this critical speed here if they never reach that speed anyhow?」

  现在，你可以问，如果不可能达到那个,速度，那么临界速度,在这里的意义是什么

• this paper presents the method of broad-sense original parameter of continuous body of elasticity for calculating the critical speed of rotor system.

  本文提出用弹性连续体广义初参数法计算转子系统临界转速。

• the ama with constant voltage source exhibits damping character, while with constant current source it provides only a negative stiffness that lowers the critical speed of the rotor system.

  当提供的电源为恒流源时，控制执行器仅提供负刚度，从而使整个支承刚度降低，转子临界转速下降，此时宜采用变刚度控制。

• the investigation shows that moment of gyro force raises critical speed of shaft greatly, but magnetic pull reduces the critical speed.

  研究表明陀螺力矩使轴系的临界转速显着提高，磁拉力则使临界转速降低。

• therefore, the calculation of critical speed of anisotropic supporting rotor-bearing system of the pmsm is a typical mechanical and electrical coupling problem.

  因此，永磁同步电动机转子-轴承系统临界转速计算是一个典型的机电耦合问题。

• an analysis related to various kinds of soil cutting by earth auger, this paper puts forward that running speed of frill should be faster than critical speed so as to increase the efficiency of drill.

  通过分析长螺旋鉆机在切削各类土质时，鉆具的角速度与土块运动机理关系，提出确定鉆具临界的方法，而工程施工中鉆桿的实际转速应大于临界转速，以提高鉆机的工作效率。

• the first order critical speed and static stiffness of the spindle increases greatly after optimization.

  经优选设计后，电主轴的一阶临界转速和主轴端静刚度均有较大幅度的提高。

• critical speed is one of the important dynamic parameters of the rotor system in centrifugal compressor.

  临界转速是离心压缩机转子系统的主要动力参数之一。

• though the first critical speed is designed to be 20~30% above the working speed, the actual first critical speed often falls down to a value below the working speed.

  尽管计算临界转速大于工作转速（20～30）％，而实际的临界转速仍然有可能落入工作转速以内。

• a building-block transfer matrix is a development of the famous prohl method which is suitable for critical speed calculation of single or twin-rotor system on satisfied engineering precision.

  积木块式传递矩阵法保留并发展了prohl法，适用于单、双转子系统的临界转速计算，并可取得足够满意的工程精度。

• and that is about 400 times lower than the critical speed in syrup, 1/4 in the karo syrup for the same value of r.

  慢400倍,在糖浆中，r值相同，所以如果我比较。

• after a great quantity of calculations the critical speed diagrams are obtained, which can be used in practice.

  在进行大量计算后得到了可供实际使用的各型转子临界转速计算图线。

• the paper theoretically analyzes the critical speed of the rotor system of a vertical impact crusher by use of the vibration theory, and the analyzed result is verified by experiments.

  采用振动理论，对立式沖击破碎机转子系统临界转速进行理论分析，并进行了实验验证。

• it was found that the effects of the magnetic pulling force on the first critical speed and the amplitude can be omitted.

  试验发现，磁拉力对一阶临界转速和临界振幅的影响可以忽略；

• applying transfer matrix method to the complex rotor system, the critical speed and the vibrating model of a high - speed spinning winding chuck are analyzed.

  将传递矩阵法应用于结构复杂的复合转子系统，对高速纺丝卷绕夹头的临界速度及其振型进行了理论推导与计算。

• in this paper, first, the concepts of the bend-rigid critical speed and bend-flexible critical speed of rotors are presented, and then the concept of a semi-flexible rotor is presented.

  本文先提出了弯曲刚性临界转速与弯曲挠性临界转速的概念，然后又提出半挠性转子的概念。