高频率的

Axisymmetric nonlinear free vibrations of bimetallic shallow shells of revolution with uniformly distributed stationary temperature changes are investigated using the energy variational method and the homotopic perturbation method.

数值结果表明，变温对双层扁壳非线性振动的频率有明显的影响，而扁壳矢高可以改变振动的弹簧特性。

Connectivity between matrix and keyboard, in view of the fact double to RS485, and the data convert frequency is higher, a lot of opticses port machine can't adapt, will take place:Complete impassability;Hour the good hour is bad;Over 3 kilometers for the phenomemon of the impassability, at the equipment chooses the type need the special note, the CE matrix and opticses carry the enough good fit usage of function.

矩阵和键盘之间的连接，由于是双向RS485，而且数据转换频率较高，很多光端机不能适应，会发生：完全不通；时好时坏；超过3公里就不通的现象，在设备选型时需特别注意，CE 矩阵和光端机能够很好的配合使用。

Connectivity between matrix and keyboard, in view ofthe fact double to RS485, and the data convert frequency is higher, a lot of opticses port machine can't adapt, will take place:Complete impassability;Hour the good hour is bad;Over 3 kilometers for the phenomemon of the impassability, at the equipment chooses the type need the special note, the CE matrixand opticses carry the enough good fit usage of function.

矩阵和键盘之间的连接，由于是双向RS485，而且数据转换频率较高，很多光端机不能适应，会发生：完全不通；时好时坏；超过3公里就不通的现象，在设备选型时需特别注意，CE 矩阵和光端机能够很好的配合使用。

High melt surface stability could be obtained when molten metal level is located equally with upside of induction coil.

在电源频率一定的情况下，当金属液面与线圈上平面平齐时，液面波动平缓，在施加相同功率的交变电磁场条件下所得液面形状凸起越高，是电磁铸造所要求的液面状态。

The simulated results reveal that the stability of the converter is independent of the load current and the input voltage.

并且由于这种新的频率补偿为环路提供了极高的带宽，所以该转换器具有优异的动态响应。

When an intermediate frequency electromagnetic field of 12 kW with the frequency of 2500Hz, high quality hollow billets can be gained. Horizontal electromagnetic continuous casting of copper tube blanks was proposed.

当施加功率为12kW、频率为2500Hz的中频电磁场时，得到了表面光滑、宏观凝固组织中具有高等轴晶的比率的高质量空心管坯。

These frequencies will interpenetrate everything in this realm marinating even the physical structures in its higher vibratory field, and as a result, stimulating all life to a new vibratory rate.

这些频率将渗透在这一领域内的每一件事，甚至浸入在更高振动域内的物质结构，而结果是，鼓舞所有生命到一个新的振动率。

Irag is facing a food crisis which is causing enormous damage to its population, especially its children.

伊拉克正面临着一场食物危机，该危机对其全国人民尤其是儿童带来巨大的危害；另外，文中还多次提到的词汇往往也是出题点，本文中children出现的频率比较高。

Authors of this paper has designed a LRC circuit as the vertical magnetic dipole source in time domain.

设计了一种LRC电路控制的瞬变垂直磁偶极子场源，该场源可通过线路中的电阻R调节其振荡频率和衰减速率，以获取高能量、穿透能力强的时域电磁波信号。

Higher sintering temperature corresponding to higher initial permeability by enlarging magnetic particles and perfecting the cry?stallines,but with lower resonant frequency.?

高烧结温度导致晶粒尺寸的长大和晶格结构的完善，有利于提高材料的磁导率，同时降低了磁共振频率。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。