对称

Now there are four major types of FGCs: separated structure based on Mach Zehnder interferometer, dissymmetric structure based on 100% coupler, dissymmetric structure based on 0 coupler and symmetric structure based on 100% coupler.

光纤光栅耦合器主要有4种结构：基于MZ干涉仪的分离型、基于100％耦合器的非对称型、基于0耦合器的非对称型和基于100％耦合器的对称型。

And as a result of geothermal field dissymmetry and geometrical dissymmetry of slant slope embankment, the road deformation becomes dissymmetrical too.

由于路基地温的不对称和斜坡路基的几何不对称，引起了路基变形的不对称。

By adjusting the angle of the primary air baffle under the mode of one baffle symmetrically arranged, one baffle dissymmetrically arranged and three baffles dissymmetrically arranged, the resistance characteristic, bias air ratio and the concentrated ratio are studied to confirm the influence of primary air baffle and separation baffles on the separation process,which is of great significance to enhance the performance of horizontal bias burner.

该文在一挡板对称布置、一挡板不对称布置、三挡板不对称布置3种不同的方式下，通过调整燃烧器一次风挡板角度，对3种布置方式下燃烧器的阻力特性、浓淡风比及浓缩比进行了研究，旨在确定一次风挡板角度与分离挡板对燃烧器浓淡分离的影响，以便提高水平浓淡燃烧器的性能。

By adjusting the angle of the primary air baffle under the mode of one baffle symmetrically arranged, one baffle dissymmetrically arranged and three baffles dissymmetrically arranged, the resistance characteristic, bias air ratio and the concentrated ratio are studied to confirm the influence of primary air baffle and separation baffles on the s.

该文在一挡板对称布置、一挡板不对称布置、三挡板不对称布置3种不同的方式下，通过调整燃烧器一次风挡板角度，对3种布置方式下燃烧器的阻力特性、浓淡风比及浓缩比进行了研究，旨在确定一次风挡板角度与分离挡板对燃烧器浓淡分离的影响，以便提高水平浓淡燃烧器的性能。

Based on the theory of technical innovation and technical innovation diffusion elaborated, as well as fluxionary calculus and game theory, the thesis analyses corporation adoption with game theory in the process of technical innovation diffusion: analyzes in the situation of information symmetry and information asymmetry the gambling between the supplies and the latent users of innovation, discusses the mechanism of the phenomenon "reversion choice" with emphasis in the situation of information asymmetry, and also introduces signal transmission model and information screen model to realize Pareto improvement; at the same time it analyzes in the situation of complete rationality and limited rationality the gambling between the latent users of innovation.

依据已阐述的技术创新和技术创新扩散理论，以及微积分、博弈论等相关理论，对技术创新扩散中企业采用行为进行了博弈分析：分析了信息对称和信息不对称情况下创新供给者与创新潜在采用企业之间的博弈，重点讨论了信息不对称时&逆向选择&现象发生的机理，并引入信号传递模型和信息甄别模型以实现帕累托改进；同时分析了完全理性和有限理性情况下创新潜在采用企业间的博弈。

Due to the original Simmons model only predict the symmetric I-V behaviour, a modified Simmons model, which considered the observed spectra asymmetry in terms of inequivalent Fermi level shifts of the two contacts, was proposed to describe the I-V behaviour of azurin.

由于原始的Simmons模型只能预测对称的I-V特性，而实验观察到的I-V曲线是不对称的，是故本文提出了修正的Simmons模型（考虑了费米能级在两个接触界面处的不对称偏移）来描述铜蓝蛋白的I-V特性。

In the Infrared spectrum of complexes, there are strong absorptions in ~1 660 cm-1 which can be ascribed to the antisymmetric vibration of the O -C -O unit in heterometallic multinuclear complexes. The different dates of antisymmetric stretching vibration of ox present two modes.

在红外光谱中，杂多核配合物在～800 c~(-1)有强的O—C—O反对称伸缩振动吸收，根据草酸根表现的非对称伸缩振动、对称伸缩振动的数值，判断出它们有两种不同的配位方式。

The Fresnel lens in the optical receptor spotlights the headlamp beams to form their image at the 1-meter distance between the optical receptor and headlamps. CMOS camera as an image sensor, takes the photos of their images, which are captured by VG-M201, The application of some digital image processing techniques to these images, such as edge-picking up、 least-square fitting-curve algorithm, is to calculate the offset position/angle of optical axis of the high beams and the nodical offset of the unsymmetrical facular light and shade cut-off line of the low beams.

系统的图像采集工作是利用受光箱中的菲涅耳透镜在1米的测量距离上聚合前照灯灯光，由CMOS摄像头作为图像传感器件，照入灯光远光光斑和非对称近光图像，由嵌入式处理器对捕获的图像运用边缘提取、最小二乘法拟合曲线等数字图像处理技术计算出远光主光轴偏移角度以及非对称近光光斑明暗截止线拐点的偏移，实现了前照灯近光非对称光斑的自动测量。

Research progresses in the asymmetric addition of organozinc reagent s to imines in the recent decade are reviewed according to the kinds of chiral ligands.

亚胺的催化不对称加成反应是近年来不对称催化反应中的热点研究领域，从手性配体类型的角度总结了近10余年来有机锌试剂在亚胺不对称加成反应中的应用进展。

A few spiro ligands have been successfully synthesized and applied in asymmetric catalysis .

手性螺环配体的合成及其在不对称催化反应中的应用是不对称合成和催化研究中重要的研究领域之一，一些手性螺环配体被合成出来并成功地应用于不对称催化反应中。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。