查询词典 q

The optimized processing parameters including screen print and hot pressing were obtained. In order to reduce error, the method of double-face screen print in key electrode layer and stepped press were used. Ceramics are dense after sintering. The thickness of electrode is about 5μm. The test fixtures based on microstripe for SMD were design and fabricated.

采用平面电感和平板电容结构实现的LC谐振器，由于集总电感的Q值较小以及高介电常数介质基片杂散参数效应，这种结构的谐振器Q值较小；采用新的耦合结构-间隙电容耦合结构，实现谐振器和外电路的匹配耦合，使谐振器和耦合电容在同一层上实现，即单层结构，和传统的平行板电容耦合方式相比减小了耦合电容对位误差。

Since the Q-factor depends on the cavity substrate loss and matching conditions, we could design oscillators on different substrates with different Q-values of SIW cavity resonators.

由於品质因素取决於谐振器的板材损耗与匹配电路，因此我们可以在不同板材上制作振荡器以获得具有不同品质因素的设计。

Chapter 3 gives the theoretical analyses to Q-factor of electromagetic open resonator due to the mirror loss、mirror diffraction loss、coupling aperture loss and inserted dielectric specimen loss in detail by means of the incremental frequency rule and the small aperture coupling theory, and obtains the more precise formulae for calculating Q-factor.

在第三章利用电磁开腔的复数源点理论以及频率增量法和小孔耦合理论，分别对电磁开腔镜面反射损耗、镜面衍射损耗、耦合孔损耗以及介质样品损耗引起的品质因数进行了深入的理论分析，得到了电磁开腔品质因数更为精确的计算公式。

The research of the mirofiber loop resonantor demonstrated that the Q-factor of microresonantors created by microfibers could potentially compete with the extremely high-Q and much low-loss whispering gallery mode microcavities.

提出了本文的主要研究内容、研究目标以及主要创新点。2、详细介绍了亚微米直径微纳光纤的传输理论和制作方法，并分析了微纳光纤的物理特性。

The maximum q-factor of the polyimide-core is 36.5 and the inductance is 1.42nh at 4.5 ghz, while the maximum q-factor of the air-core inductor is 22.9 and the inductance is 1.17nh at 5.5 ghz.

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The quantum deformation of a Lie algebra is obtained by adding one parameter q,which is reduced to the original Lie algebra when taking the limit q→1;some properties of the original Lie algebra remain.

在Hopf代数或量子群理论中，构造李双代数的量子化是产生新的量子群的一个十分重要方法，研究李双代数的重要目的之一就是对其量子化。

The Yankees padded their lead in the eighth, when Ensberg touched Sean Green for an RBI single and Molina hit a sacrifice fly.

f7 g： q% h- q 洋基在第八局扩大他们的领先，由Ensberg击出一分打点安打以及Molina击出高飞犠牲打。

The shear yield surface in π plane and θ〓 direction are gained from the true triaxial test data.

用普通三轴试验数据拟合了体积屈服面与子午平面上q方向的剪切屈服面，用真三轴试验数据拟合了偏平面上q方向剪切屈服面与θ〓方向的剪切屈服面。

In polar coordinate, when it is the axisymmetric bend of circular sheet, differential equation of elastic curved face can be q written as: 2 2 w = D or d 2 1 d d 2 w 1 dw q 2+ 2 += dr dr r dr r dr D

如果圆形薄板所受的横向载荷是绕z 轴对称的，则该弹性薄板的位移也将是绕z 轴对称的，即是r 的函数，不随θ而变。

It flew at a startled female sightseer who was sitting by the edge of the boat, coming within inches of her face before plunging back into the water.

爱你不是两三天q大桥真幸q近日，一群乘船在哥斯达黎加旅游的游客遭遇惊魂一刻：一条鳄鱼张开血盆大口突然跃出水面，冲向一名坐船边的德国女游客，只差几英寸远就可以把她吞下。

Shop assistant: Please check at the door.

店员：请您到门口柜台交费。

In the end, transportation of PAHs in the environmental matrix was preliminarily investigated and discussed according to PAHs data of soils and sediments from a certain region in Shanghai. The result indicated that there are two or more pathways on PAHs transportation in the environmental matrix.

最后，对上海特定地区内PAHs在环境介质中的迁移径途进行了分析讨论，结果表明上海市土壤和沉积物等环境介质中PAHs的迁移存在多种途径。