查询词典 stability conditions

The paper relying on project practice of the express highway from Taiyuan to Changzhi of Shanxi Province, according to demanding of "Technical Specifications for Construction of Highway Asphait Pavements ", combining with own region climate characteristic and concrete design, and construction request, it has carried out SBS modified studying on shell-90# asphalt, so drawing a conclusion: 1. Having studied the quantity of SBS modifier"s effect on the temperature sensibility, the high temperature stability, the low temperature resistance to cracking , elasticity and the durability of asphalt ,meanwhile, having studied the quantity of SBS modifier"s effect on the water stability, the high temperature stability , the low temperature resistance to cracking of asphalt mixture, having compared SBS modified bitumens various function. As a result ,when the amount of SBS added is 5%, every function is comparatively even.

本论文依托山西省太—长高速公路建设的工程实践，按照《沥青路面施工技术规范》的要求，结合本地区的气候特点和具体设计、施工要求，对壳牌90#沥青进行了SBS改性研究，得到如下结论：(1)研究了SBS改性剂用量对沥青的温度敏感性、高温稳定性、低温抗裂性、弹性及耐久性的影响，同时研究了改性剂用量对沥青混合料的高温稳定性、低温抗裂性和水稳定性的影响，比较了SBS改性沥青的各项性能，结果表明当SBS掺加量为5%时，各性能较为均衡。

A framework of stability theory including the definition of stability and asymptotic stability was put forward based on the model of DAHS.

建立了含有微分代数子系统的混杂系统的数学模型，并提出了包括该类混杂系统稳定性和渐近稳定性定义在内的理论框架。

The strict stability criteria for bulk grain carriers make the stowage calculation extremely complicated. Described here in this paper is a newly-developed software system for the calculation of the stowage of bulk grain carriers. And put forward the simplified method in checking the stability and strength of bulk grain carrier according to the situation that calculating checking the stability and strength of bulk grain carrier is very complex.

由于其稳性衡准的特殊要求，使得该类船舶的积载计算甚为复杂，本文所开发的散装谷物船舶装载计算软件系统，针对生产运输中散装谷物船舶的稳性计算复杂、校核繁琐的现状，对简化其稳性、强度校核提出了具体的方法。

To improve the stability of Arcjet discharge plasma in low current and high voltage mode, research on the demand of output characteristics of Arcjet Power Conditioning Unit was conducted. In this paper, based on PWM invertors and current mode control, using MOSFET as the main power device, an Arcjet Power Conditioning Unit was developed. Through adding a closed loop feedback circuit of output voltage, it can make the output characteristics of PCU be positive resistance to ensure the stability of Arcjet discharge plasma. The experiment indicates that this PCU can make Arcjet engine work at high voltage mode (100 V, 10 A) and ensure the stability of arcjet discharge plasma. Finally, it provides the experimental data of Arcjet when working.

为了解决小电流、高电压下电弧火箭等离子体的稳定性问题，研究了电弧火箭发动机对电源调理单元的输出特性要求，基于逆变电源脉宽调制技术与峰值电流型控制原理，以MOSFET为主功率器件，研制了一台电弧火箭电源调理单元，给出了Arcjet工作时的实验数据，通过增加PCU输出电压的闭环反馈电路，可以使PCU的输出外特性呈现正阻性，保证电弧的稳定燃烧，实验结果表明，该电源调理单元能使电弧火箭发动机达到高电压工作模式(100V， 10A)，保持电弧工作的稳定性。

Subject this after studying and finding by diatom land reform, needle of pitch enter degree reduce, fall as low as most getting 70 (0.01cm), is it rise a bit to soften, height 50.06 ℃most, asphalt residue stability degree of mixture move steady degree improve to some extent, stating the high-temperature stability on the pitch road surface, water and stability, resist the serviceability , such as aging ability ,etc.

本课题经过研究发现经硅藻土改性后，沥青的针入度降低，最低达到70（0.01cm），软化点升高，最高为50.06℃，沥青混合料的残留稳定度及动稳定度有所提高，说明沥青路面的高温稳定性，水稳定性，抗老化能力等使用性能都得到改善；用水煮法对沥青混合料进行了粘附性进行测试表明，粘附性从3或4提高到4或5；硅改沥青的当量软化点，针入度指数等高温性能的研究发现，硅改沥青的高温性能有所改善；对粘弹指标的研究表明改性沥青的流动性变小；对抗水损害能力的研究表明，抗水损害能力有所提高。

In this paper, using transient energy function as the assessment of system stability and applying the derivative of TEF to determine the control strategy of Fault Current Limiter with controllable series compensation in transient stability process, the transient stability characteristics can be effectively improved and subsequent oscillation can be quickly damped.

1引言具有可控串联补偿功能的故障限流器(FCL with controlled series compensation)作为灵活交流输电的主要装置之一，装设在并行线路具有许多优点。如图1所示，正常工作时，它能连续、快速、大范围地调节线路阻抗，从而灵活调节线路电流、增强系统阻尼、改善系统动态性能、抑制次同步振荡。

In this paper,the stability of carrier frequency is used as the fine-grained characteristics of the individual communication transmitter based on the stability analysis.After that,the techniques of extracting frequency stability are well discussed,three approaches ...

该文重点研究了频率稳定度的有效提取技术，提出了3种有效的提取方法，在详细分析基本原理基础上，进行了仿真实验，比较精确地获取了载波频率稳定度信息，最后利用实际电台进行了验证，结果表明算法的有效性。

The paper constructed the standard of strategic alliance stability from two aspects, which is configuration stability and income stability.

论文从战略联盟的结构稳定性和利益稳定性两个方面构建了战略联盟稳定性的标准。

Based on existing partial stability calculation procedure, a new calculation system of stability was developed. After the calculation of resistance and stability, new systematic analysis method for drafting towing scheme of BFP was put forward for the first time, and presented the towing scheme of type B BFP. The analysis method can be widely used in the systematic analysis of ocean large-scale structure towing with pontoons.

在现有部分稳性计算程序基础上，开发了新的稳性计算系统；基于该稳性计算系统和阻力计算，本文首次提出了制定新型桶形基础平台浮筒拖航方案的系统分析方法，并给出了B型桶形基础平台的拖航方案，该分析方法可广泛应用于海上大型结构物浮筒拖航的系统分析中。

The method can be used to calculate thin-walled structures not only overall stability but also local stability and interactive stability.

通过算例验证了该方法的可靠性，可以计算薄壁结构的整体稳定、局部稳定和整体局部相关稳定。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。