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The Ew of 94 neutral atoms and 109 ions were calculated by the essential parameters (mass, quantity of electricity, atomic or ionic radius and number of the outermost electrons).

较好地说明周期表中元素性质、离子性质及其周期性递变规律,可作为定量某些元素性质的基础数据,有一定的理论意义和应用价值。

Under the cases of the linear interconnected systems with all its subsystems are one dimension, a theorem to judge the properties of single loop interactions has been given; the study also indicated that the properties of interactions cann't independent of the properties of subsystems in the multi-loop interaction conditions, and a all field root locus method has been proposed to decide the properties of interactions; a interaction stabilizable theorem has been given, and the efficacy of interactions with respect to the interconnected systems has been configured, Some primary results are reported which are induced by using a method of computer aided test to study block interactions, the stationary feedback efficacy of closed loop interactions have been discussed and a stability guess has been proposed.

本文提出互连系统的合作稳定性概念及其原理,给出了互连系统的本原稳定度、稳定中心、回路关连的级数以及关连的性质等基本定义;并在此基础上对线性互连系统进行关连分析,给出了一系列涉及到关连与互连系统稳定性关系的命题、引理、定理及其证明;其中,在子系统都是一维的线性定常互连系统情况,得出了单回路关连性质判断的定理;并指出在多回路关连条件下,关连的性质不能独立于子系统的性质,以及用全域根轨迹法判断关连性质的方法;给出了关连可稳定理,并对关连对互连系统的影响作用进行了分析。本文还用机辅试验的方法研究块阵关连并给出一些初步结果,本中还探讨了回路关连的静态反馈作用并提出一个判稳猜想。

The paper consists of four chapters:In chaper 1, we introduce the background and signficance, research and actuality on oscillation of functional partial differential equations; we present research subject in this paper;In chaper 2, we discuss oscillatory property of systems of parabolic differential equations with delays and obtain necessary and sufficient conditions for the oscillation of their solutions; we show the difference between oscillatory property of systems of parabolic differential equations with delays and that of systems of partial differential equtions without delays; we explain the main results with examples;In chapter 3, we discuss oscillatory property of systems of functional parabolic differential equations of neutral type; we obtain some sufficient conditions for the oscillation or full oscillation of their solutions under some conditions; we explain the main results with examples;In chapter 4, we discuss oscillatory property of systems of functional hyperbolic differential equations of neutral type; we obtain sufficient conditions for the oscillation or full oscillation of their solutions under some conditions; we explain the main results with examples.

全文共分四章:第一章简要介绍了泛函偏微分方程的振动的背景和意义、对其研究的简单历史和现状,给出了本文的主要研究对象;第二章讨论了一类时滞抛物方程组解的振动性质,获得了判断其所有解振动的一个易于验证的充要条件;指出了这类具有时滞偏差变元的抛物方程组解的振动性质和不具有时滞偏差变元的抛物方程组解的振动性质的差异;并举例对主要结果进行阐明;第三章讨论了一类中立型抛物方程组解的振动性质,获得了在给定的条件下其所有解振动或全振动的若干充分条件;并举例对主要结果进行阐明;第四章讨论了一类中立型双曲方程组解的振动性质,获得了在给定的条件下其所有解振动或全振动的若干充分条件;并举例对主要结果进行阐明。

The orthogonal qs-coherent state is constructed and its nonclassical properties such as squeezing property, antibunching effect are studied.

构造了正交 qs相干态,并研究了它的压缩性质、反聚束效应等非经典性质。数值计算了形变参数 q和s对非经典性质的

A series of so-called hairy-rod fluorene-alt-benzene based polymers with different substituted groups on phenylene were synthesized through Suzuki route.

通过光谱、电化学和模拟计算等手段研究了苯环上不同性质的侧基取代芴苯聚合物的发光性质、电化学性质和溶剂化效应等,同时研究了侧基性质的变化对这些物理性质的影响规律。

Stock system which should have born with the features of modern enterprise was full of the features of old ones in China , such as patentwith the characteristic of monopoly , dividend with the characteristic of feneration ,the form of"operated by merchants and supervised by government officials"with the characteristic of state-owned ,the rule of repaying country compulsorily and so on , which fully demonstrated the power of tradition .

象具有垄断性质的专利制、具有高利贷性质的官吏制、具有一定程度官营性质的官督商办、具有进贡性质的企业报效等等,无不显示传统力量的强大。从其发展方面,可以说中国的股份制一直受着双重的排挤和压制,即一方面来自官府的势力,另一方面来自帝国主义的势力。(官僚股份制企业例外,它只受来自帝国主义一方的排挤。

In order to modify the recycled fiber, this study was to investigate the variations of the fiber and paper properties after paper recycling, reusing, and re-processing. Three methods for upgrading the recycled fiber, included alkali socking, enzyme treatment, and adding carboxymethyl cellulose to enhance the fiber strength, extend the fiber service life, and reduce the use of the virgin pulp.

中文摘要本论文探讨纸张的回收-利用-再生过程中纤维性质及纸张性质的变化,以做为后续纤维及纸张性质的改良,并分别继续使用碱处理、酵素处理及添加CMC的方法将再生后纤维改质,以期达到增强或改善纸张性质,进而提高再生纤维的使用范围、延长纤维的使用时间绵续纤维之生命周期与减少利用原生纸浆之多项目的。

The issue that underlies the concept of human rights is the government's moral treatment of its citizens.

我认为,这种对人权性质的定性固然有其合理性,但却存在极大的缺陷,那就是在阐释人权的性质时把人权在社会属性上的权利性质当作了自然属性上的权利性质。

The effects of diluents and inorganic ions in the aqueous on the interfacial properties of BODMAC were studied.

季铵盐BODMAC在不同萃取体系中的界面性质本部分内容系统地研究了稀释剂性质、水相无机离子等因素对季铵盐BODMAC界面性质的影响。

Again nature of the legal proceedings discussed the three contracts concluded contractual nature is different from civil proceedings and the proceedings are different, but the nature of a quasi-judicial actions.

再次通过对诉讼契约的三种法律性质的讨论得出结论诉讼契约性质既不同于民事行为也不同与诉讼行为,而是一种准诉讼行为性质。

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推荐网络例句

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了

The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.

世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。