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- natural oscillation frequency 固有振荡频率
- Used in TV gathering focus, oscillation frequency and timer circuits. 适用于电视聚焦，振荡，定时回路。
- The oscillation frequency is defined by the moment of inertia of the rotor and the toque constant of the motor. 而振荡的频率是由转子的惯性矩和电机的转矩常数所决定。
- Generator inertia has great influence on interarea oscillation frequency and damping. 机组的惯量对区域振荡频率和阻尼有着较大的影响。
- Extremely low dissipation factor, high stability. Used in TV gathering focus, oscillation frequency and timer circuits. 低损耗角正切，高稳定的性能。适用于电视聚焦，振荡，定时回路。
- Consequently, we derive the oscillation frequency of the hot plasma and the "Debye length" with the relativistic modification. 随着等离子体温度的上升，电子的运动速度加快，洛伦兹因子逐渐增加，使得高温等离子体的振动频率随之减小，而德拜长度则逐渐增大。 并且，等离子体温度越高，这种变化越明显。
- By improving on material growth design,process design and layout design,the maximum oscillation frequency of RTD has reached54GHz. 经过材料生长设计、工艺设计和版图设计几方面的改进,测得最高振荡频率已达54GHz。
- The simulation results show that the oscillation frequency of tailfin and the phase lag of two joints have more important influence on ahead speed. 仿真结果表明,尾鳍摆动频率和两关节相位差对推进速度有较大的影响。
- Human nature oscillates between good and evil. 人必在善恶之间摇摆不定。
- The relationships between oscillation frequency, pressure wave amplitude (ratio) and the size (length and diameter) of the acoustic amplifier are obtained. 得出了系统频率、压比等参数随声学放大器尺寸的变化关系。
- We discussed physically on plasma oscillation and inverse bremsstrahlung absorption.We obtained formulas of the plasma oscillation frequency and the absorbed coefficient. 对等离子体振荡与逆韧致辐射吸收作了物理讨论，导出了等离子振荡频率和吸收系数公式。
- The normal coordinates and normal oscillation frequency were gained by making adaptablely linear combination with oscillation coordinates of couple pendulum. 并对耦合摆的振动坐标作适当的线性组合,得出了简正坐标和简正振动频率。
- non-resonant natural oscillation 非共振固有振荡
- The glaciers could be retreating because of one of the countless natural oscillations in the climate that scientists do not properly understand. 冰川的缩小，可能是缘于气候科学家们尚未真正搞懂的无数自然振荡中的一种。
- The FM system is used for changing the oscillating frequency of the magnetron. 调频机构用来改变磁控管的振荡频率。
- The resonance phenomena do not occur when the oscillation frequency is less than 78.The yawing can apparently attenuate the angular displacement of both the tail and the attack angle of tail fin. 鱼体和尾鳍推进机构质量比小于78,没有出现共振现象; 艏摇的存在会明显的衰减尾柄主臂和尾鳍攻角的角位移。
- The oscillation frequency is controlled by means of adjusting variable?displacement hydraulic motors, the oscillation swing is controlled by changing eccentricity distance without causing any deleterious horizontal vibration. 通过比例电液减压阀来改变液控变量马达的排量以改变激振频率; 通过结合比例电液减压阀、密封氮气压力位移转换器和机液伺服阀以实现对独立回转的2个偏心体进行等偏心距控制;以消除侧向振动.
- Astrophysicists do not know what causes these variability patterns or the oscillation frequencies. 天文物理学家并不知道是什麽引起变化图样或振荡频率。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- Through estimating the oscillation (oscillation frequency and damping) observed in a power system, the proposed adaptive PSS can adjust its parameters on line to keep providing suificient damping to the system. 这种自适应稳定器通过在线估计系统中发生振荡的频率与阻尼,调整稳定器参数,以保持向系统提供足够的阻尼,从而使其能够适应电力系统运行方式及工况的变化,达到抑制振荡,提高系统稳定性的目的。
