谐振

In order to solve exactly the dynamic problems of the double coordinate coupling harmonic oscillators, the quantum unitary operator corresponding with classical canonical transformation is derived using the momentum eigenvector in Fock representation by constructing asymmetric integration.

为了精确求解双模坐标耦合谐振子体系的动力学问题，利用动量本征矢在Fock表象中的表示构造不对称积分，找到了与经典正则变换对应的量子么正算符。

The characteristics equation for the distance is derived by using the variational formulation for a generalized resonator.

应用谐振腔的变分公式，导出了确定短路面之间距离的特征方程。

A vernier drive is an essential item here as the tuning is very sharp.

因为谐振很尖锐，所以精细的刻度盘也是必要的。

It is indicated that the sidelobe has a great influence on the internal resonance modes, the SMSR and the vernier effect.

研究表明：取样光栅的旁瓣对激光器内部谐振模式、激射光的边模抑制比和vernier调谐效应等都有很大影响。

You have to first bring yourself into vibrational alignment with the experience you wish to live.

你得先让自己与你向往的生活发生谐振。

For two individuals to experience the same event they have to share the same portion of the vibratory spectrum.

两个不同的人如果要经历同样的事件，他们就需要有相同的谐振谱。

Because of the temperature rising of ultrasonic motors, load changes, and vicinal surrounding changes and so on, the resonant frequency will shift, leading to working stability drop.

由于超声波电机的温升、负载变化及周围环境变化等原因，使电机的谐振频率发生漂移，这将影响超声波电机运行的稳定性。

It avoids the internal resonance phenomenon, and smaller dimensions of the impedance matrix are obtained by comparison with the volume integral equation.

推导一种用于求解介质体散射问题的面积分方程，它克服了内谐振现象，且同体积分方程相比，获得了更小的阻抗矩阵维数。

The principle and design method of a new high-freuency induction water-heater, using half- bridge parallel resonant inverter are introduced.

介绍了一种利用半桥谐振电路实现的新型电磁热水器的设计原理和方法试验结果表明基于感应加热原理的电磁热水器可稳定工作在1.5kW，30kllz的范围，并使输入谐波降到最低，负载侧功率因数达96%以上，效率达92

The predicted wave patterns of pressure, velocity, density and temperature agree with classical experimental results quite well.

对二维声波谐振管进行了数值模拟，在小振幅下与线性理论的结果符合良好。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。