谐振

In the light of the theory of vibration, the possibility of resonance emerging on the pressure spring of one type of drawing frame and its amplitude are analysed.

本文用振动理论分析某并条机加压弹簧出现谐振的可能性和谐波幅值的大小，从而用优化设计方法提出适合目前摇架几何尺寸的弹簧设计点。

Besides,muti-frequency of E-shaped antenna and lower back lobe of inverted F antenna are embodied by the antenna.

该天线兼备E形天线的多谐振特性和倒F型天线的低后瓣特性。

The antenna resonance is realized by adjusting the position of the short-pin,the slot width and relative distance of E-shaped.

通过调整短路针的位置，E形槽的宽度和相对位置实现谐振。

The laminated SAW filter, a frequency selective apparatus produced by making use of effects of SAW and resonance, is widely used in TVs, VCDs, mo biles, base stations and wireless LANs etc.

声表面波滤波器是一种利用声表面波效应和谐振特性制成的对频率有选择作用的器件。

The two cubic potentials induce the static and the second-order harmonic parts of the discrete breathers with certain symmetry.

三次非线性势能函数的存在使系统中的离散呼吸子解具有特定对称性的直流和二阶简谐振动分量。

The theory of resonance effect in physics was expounded from how to improve results by the cooperation of coachers and athletes. And the cooperation should be promoted to attain the training purpose by system assurance, coachers' and athletes' two-way communion, strict administration system, drive and encouragement, example and demonstration as well as the elimination of interference.

仅从教练员与运动员如何配合来提高运动成绩加以阐述物理学中谐振效应的原理，通过从&体制保证，教练员与运动员的双向交流，严格管理制度，动力激励，表率示范以及清除干涉波&等促进教练员与运动员积极配合，以达到训练目的。

A computing model was constructed by using ANSYS on personal compeers to study the RF resonant frequency and quality factor. The influence of the tuning capacitor gap,the cavity mesh and the model construction method were also discussed.

以PC机为平台，采用ANSYS软件进行建模，对腔体的谐振频率、空载品质因数进行了研究，探讨了微调电容间距、网格剖分精度以及建模方法对计算结果的影响。

In the condition of detuning, the loss of the resonant cavity is analyzed

同时分析了失谐情况下谐振腔损耗的情况。

Dinger equations are solved, the currents quantum fluctuations and relationship of the two circuits are studied.

介观电子谐振腔是一个新制备的介观装置，引起了人们的广泛关注。

GaAs RF switch MMICs for cellular phone; GaAs RF power amplifier MMICs for cellular phone; GaAs RF switch MMICs for base station; GaAs RF attenuator MMICs for base station; RF module for base station; GaAs power amplifier MMICs for CATV; MOSFET power devices;SAW resonators; SAW filters; SAW duplexers; N type and P type 4＂-6＂silicon epitaxial wafers.

这次参展的产品有：用于移动蜂窝电话的砷化镓射频单片集成电路；用于移动通信基站的射频IC及电路模块；用于CATV的砷化镓IC；MOSFET等功率器件；声表面波谐振器；声表面波滤波器；声表面波双工器；4＂-6＂N型和P型各类硅外延片。

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％。