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In the end, the finite plate element method to unfold the curved surfaces is talked over in this chapter.

另外,在实际工程应用中,裁剪线两侧相邻的曲面片的边的边长在各自利用等效有限单元法展开时存在差异,且当曲面比较大时,这个误差较大,从而给施工带来不便,本章提出了修正的等效有限杆单元法,较好地解决了这个问题。

They may represent a progression from exogamy to endogamy, or from endogamy to exogamy ; or the middle terms, so to speak, may have been produced by the combination of groups severally organized on the one and the other of these principles/ The two types f organization may be equally archaic.

它们可能代表了一个从外婚制到内婚制,或者从内婚制到外婚制的级数;或者居中地,可以说,它们从被按照这些原则的这个或那个原则各自独立组织起来的群体联合体发展起来。两种类型的组织也许同样古老。

The thesis first cards the current thought of school management in primary and middle schools and from the cultural angle divides the various theories into three kinds:"the theory of scientific management" with the guidance of scientism, the theory of "behavioral science" with the guidance of humanism and the "theory of human relation management" with the guidance of ethicism. It briefly introduces their theoretic resources and main features respectively, analyses in detail their theoretic limitations and objectively points out their negative influence.

本文首先对当前中小学学校管理思想进行了梳理,从文化的角度将众多理论流派大体归并为三类:以科学主义为导向的"科学管理理论",以人文主义为导向的"行为科学"理论,以伦理主义为导向的"人伦管理理论",扼要介绍了各自的理论来源和主要特点;详细剖析了它们共同存在的理论局限性;客观地指出了其产生的消极影响。

The same evenhandedness is extended to the North and South Korean soldiers and how they regard the War from their respective viewpoints.

同样,影片对南北朝鲜的士兵也都不偏不倚,平等地表现双方从各自角度对战争的看法。

For chromatic editing such as fade-in/fade-out and dissolve, the image edge will change from clear to vague and to clear again during the editing process So we use average edge density to detect fade-in/fade-out and dissolve Experiments indicate that this method can detect fade-in/fade-out and dissolve.

并针对两类编辑模型,提出了可以较好地描述各自独特规律的几个参量。根据淡入/淡出和慢转换过程中边缘由清晰到模糊再逐渐到清晰的特点,提出了用平均边缘强度AED进行淡入/淡出和慢转换的检测。

It is actually a deer rather than an elk, and its closest living relative is the much smaller fallow deer, the two species having parted evolutionary company around 10 million years ago.

准确地说,爱尔兰麋鹿是一种鹿而不是一种麋,与之血缘关系最近的是个头相对来说很小的扁角鹿,在大约1000万年前,它们走向各自的进化之路。

Oncology Fascicule of Foreign Medical once reported that Genistein combined with quercetin, sodium azide, dexamethasone can have synergistic effect; they respectively acts on different cell cycles, so the killing effect to cancer cells is improved.

国外医学卫生学分册》中报道Genistein分子弹与五羟黄酮、叠氮化钠、地塞米松联用均产生协同作用,因其各自作用于不同细胞周期,提高了对癌细胞的杀伤力。

In this article two functional modes of the Fly-back Converter (Continuous Conduct Mode and Discontinuous Conduct Mode) are particularly analyzed, which include their characteristics, applications, the critical pattern of two functional modes is argued, both the exact boundary from the angle of circuit parameters is crystallized, at the same time, basic principle of PFC under the DCM mode is introduced, which settle theoretical basis for the subsequent design; by establishing the mathematic model of the converter, a further investigation of the configuration is made, qualitatively and quantitatively, analyzed to settle exactly theoretical basis for the subsequent emulation and the experimental parameter; from the angle of steady-state analysis, the transfer function of the system is deduced to establish dynamic small-signal state equation, emulating the system with the help of matlab, then according to the simulation result and the theory of PFC revise the system, lastly, we adopt the project which add a zero-pole compensator to the voltage loop, by this way, a satisfied system performance is gained and the PFC scheme is ensured successfully; finally, based on the previously-done work, we combining with the situation of specific design requirement, acquired the numerical value of each unit devices in this converter

详细分析了反激式变换器的两种工作状态,连续模式(Continuous Conduct Mode ,简称CCM)和断续模式(Discontinuous Conduct Mode,简称DCM)以及各自的特点、应用场合,论证了两种工作状态的临界模式,从电路参数的角度明确了二者的界限,同时还介绍了DCM模式下PFC的基本原理,为后面的设计奠定理论基础;通过对整个变换器系统建立准确的数学模型,对此变换器的电路结构做了进一步的研究,定性、定量地分析了变换器各部分的工作状态,为仿真和实验参数的确定以及电路参数的优化提供理论依据;从稳态分析的角度,为系统建立了动态小信号状态方程并推导出系统的传递函数,利用matlab对系统进行仿真,进而根据仿真结果以及PFC的相关理论对系统进行校正,采用在电压环加入零点—极点补偿器的设计方案,得到了满意的系统特性并且保证了PFC的顺利实现;最后,在前面所做工作的基础上,结合设计要求计算出此变换器系统中每个元器件的数值,利用Pspice对其进行了仿真、优化,然后根据仿真结果搭建了硬件电路。

Where, within the rich diversity of its own traditions, each nation is free to follow its own path towards progress.

在那里,在它本身那种丰富多样的传统范围里,各国可以自由地沿着各自的道路走向进步。

More specifically, the invention relates to an antenna (1) comprising: first (2) and second (3) linear sub-antennas which are equipped with sensors (21-2M, 31-3N) forming first and second line segments and generating a basic signal, the angle between the respective directional vectors of the first and second tangents to the midpoint respectively of the first and second line segments being between 30 DEG and 150 DEG ; an antenna processing device (4, 5) forming combined signals; a signal-processing device (6, 7) generating combined useful signals; a device (8) for calculating the correlation coefficients (Cij between the combined useful signals; and a device (8) for generating a detection signal (Rij when a correlation coefficient exceeds a threshold.

更具体地,本发明涉及一种天线(1),包括:带有形成第一和第二线段并产生基本信号的传感器(21-2M,31-3N)的第一(2)和第二(3)线性子天线,第一和第二线段各自中点的第一和第二切线的对应方向矢量之间的夹角在30°和150°之间;形成组合信号的天线处理装置(4,5);产生有用组合信号的信号处理装置(6,7);计算有用组合信号之间的相关系数(Cij的装置(8);以及当某相关系数超过阈值时产生检测信号(Rij的装置(8)。

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Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达,对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲:这种病是最常见的原因查明腹泻病,在世界上。

Gangs fill the daily lives of many of our poorest and most vulnerable citizens with a terror that the court does not give sufficient consideration, often relegating them to the status of prisoners in their own homes.

法院没有充分的考虑到黑社会的猖獗所带来的恐怖,这使得我们最穷、最可怜的市民每天生活在他们的阴影当中,成为在家的囚犯。