下模

By testing the free response of MRE, the eigenfrequency and the attenuation factor of the structure were obtained.

实验结果指出，实验结构的无阻尼固有频率和MRE的剪切模量随着磁场的增加而增加直到磁饱和；实验结构的阻尼比和MRE的损耗因子随着磁场的增加极缓慢的减小；MRE在磁场作用下，剪切模量变化最大为60％。

We find a set of beam splitter parameters which are very useful for the production of entanglement, and for given input states, we find that the greatest entanglement degree determined by nonclassicalities of two input modes can be obtained using these parameters.

我们还发现一组非常便于产生纠缠的分束器参数，而且对于给定的输入模，就在这组参数下，能够得到分束器所能达到的最大纠缠度，它取决于两个输入模的非经典度。

However, we found that for loose sands, the dry bulk modulus seems to be greater than the shear modulus, especially at low pressures.

但是我们发现，尤其在低压条件下，疏松砂体中的干燥体变模量似乎比剪切模量大得更多。

Both the experimental analyses and computer simulation were conducted to determine the statistical relationship between the structures and mechanical properties of centrifugally cast TC4 alloy in ceramic-shell mould.

摘 要：实验与模拟计算相结合研究Ti-6Al-4V(TC4)合金在陶瓷壳型离心精铸条件下，铸件模数对凝固过程冷速的影响，以及铸件组织、性能随模数和冷速之间的统计关系。

Using the climatologically mean temperature and salinity from the Levitus data, the solutions with different modes of the gravity waves and planetary waves are analyzed.

利用Levitus气候平均温盐资料，分析了线性理论意义下南海的重力波及行星波的不同模态解，其一阶模的相速度分布与真实地形关系十分密切；通过行星波的临界频率的计算，从理论上描述了南海行星波动的特征。

According to the generalized Huygens-Fresnel principle, the peculiarity of laser beam intensity distribution is simulated under the different condition such as refractive index of atmospheric structure constant and transmission pace and laser wavelength.

根据广义惠更斯-菲涅耳原理，对TEM00模和TEM10模光束在不同大气折射率结构常数、传输距离和传输激光波长条件下的光强分布特性进行数值模拟。

The main research contents and results are given as follows:(1) Principles and characteristics of different types of polarization controllers are analyzed, the compare of the difference of these polarization controllers are discussed based on them, drawn a conclusion that the polarization controller which based on squeezing fiber and has variable delay quantity are suitable for high speed optical communication system.(2) The reset principle of the typical four channel polarization controller which is based on squeezing fiber is analyzed, and the design of its concrete reset scheme is given based on them. The reset process and the corresponding operation list are given in detail.(3) The systematical experiment is made when the typical four channel polarization controller is put into the PMD compensator. The experiment result showed that the channel which needs reset can efficiently return to the mean place, and the effect of reset was good, it didn't cause any badness infection on PMD compensation.(4) A new type optical signal time-domain depolarizer is given, and a new PMD compensate method is given based on it.

由此得出延迟量可变型光纤挤压型偏振控制器适用于高速光通信系统的结论；(2)具体分析了典型的四通道光纤挤压型偏振控制器的复位原理，并在此基础上对其进行了具体复位方案的设计，给出了各种情况下的详细复位流程和相应的复位操作列表；(3)将四通道光纤挤压型偏振控制器应用于偏振模色散补偿器中进行系统实验，实验结果表明，需要复位的通道能有效地回到中间值，复位效果良好，且复位未对PMD补偿产生不良影响；(4)设计了一种新型的光信号时域退偏器，并基于该退偏器提出了一种新型的偏振模色散补偿方法。

It is shown that both deviator stress and confining Stress greatly affect resilient modulus, and the influence of water content is great. Degree of compaction is also an important factor affecting resilient modulus.

结果表明：偏应力σ(下标d和侧向应力(σ3)对路基土回弹模量均有显著影响，含水量对路基土回弹模量的影响非常大，而压实度同样是一个主要影响因素。

The expression of differential pair CM inductance on PCB is deduced under the condition of departuring ground plane center and spanning discontinuously ground plane based on the model of microstrip.

以多层板的微带线为模型，推导出在偏离地平面中心以及跨越不连续地平面的情况下，PCB上差分对共模电感的定量表达式，并对其共模噪声的特性进行了详细讨论。

Firstly, an equivalence proposition of right qpm-injective module is discussed, and when the endomorphism of right qpm-injective module is right pm-injective ring is observed.

首先，讨论右qpm-内射模的一个等价命题，以及在什么情况下，右qpm-内射模的自同态环是右pm-内射环。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。