系统的

Empirical Bayes estimates of steady-state availability in exponential distribution model;2. Using vector Markov process theory and Laplace transform method,we obtain the Laplace transform of the reliability,the mean time to first failure,the steady-state availability and the steady-state failure frequency and so.

利用向量Markov过程理论和Laplace变换的方法，求出了系统可靠度的Laplace变换，系统首次故障前平均时间的表达式，系统的稳态可用度和稳态故障频度等可靠性指标；此外，还通过数值比较考察了系统参数对系统稳态可用度的影响，并对系统进行了效益分析。

In the document requests clearly, this system's some functions: If the arms locker or the ball medicine-chest are destructed contrary opening, this system auto-alarm; The police overtime will use the gun, the system to send the short note automatically to the police handset on, the reminder will return the gun; If this police returns the guns not on time, then after certain time limit, the information automatic transmission sub-bureau "110" the warning center,"110" will supervise it by the sub-bureau to return the gun as soon as possible; If the sub-bureau "110" has not processed in the scheduled time, the city bureau "110", the city bureau public security branch, the supervisor team will simultaneously receive the alarm message.

文件中更清楚地要求，该系统的一些功能：如果枪柜或弹药柜遭到破坏违规开启，该系统会自动报警；民警超时用枪，系统会自动发短信到民警手机上，提醒还枪；如果该民警不按时归还枪支，则一定时限后，信息会自动发送到分局"110"报警中心，由分局"110"督促其尽快还枪；若分局"110"在规定时间内没有处理，市局"110"、市局治安科、督察队会同时收到报警信息。

After that, The component of the residential heating and meterage system is analysed and some useful conclusion for instructing the design of it have been presented.

之后又对系统的组成部份，单元立管采暖系统与户内水平采暖系统各种型式进行了分析，并得到有关结论，以利于指导设计。

The Bit-slice computer Development System (BCDS 29/20) adopts IBM PC/XT as its host machine and its hardware comprises of microprogram controller, GP 256 programmer and HP 1630A logic analyser, while its software comprises of microcode generating, simulating, debugging and some other supporting programs.

BCDS29/20位片计算机开发系统的性能指标超过美国AMD公司1981年推出的Amsys29/10产品。该系统选用IBM PC/XT作为宿主机，硬件系统包括微程序控制器、GP256编程器和HP1630A逻辑分析仪等部件，软件系统包括微码生成、模拟、调试及其它支持软件。

Overall system is modular in design, function relatively independent modules, not only conducive to the stability and easy to maintain the system update.

系统整体采用模块化设计，各模块功能相对独立，既有利于系统的稳定又便于维护系统更新。

Finally, a floating raft system model is presented, and the natural frequency is computed and analyzed.

最后，以浮筏系统模型为实例，进行系统建模和整个系统的固有频率计算和分析。

Then, based on the observability of SINS/GPS integrated system it has been concluded that the observability of the attitude errors of the integrated system is very poor, and the nonsingular condition of the obervability matrix has been given by means of the theoretical analysis.

首先建立起捷联惯导系统与全球定位系统相组合系统的数学模型，从研究SINS／GPS组合系统的可观测性出发，通过理论分析得出了组合系统姿态角误差可观测性很差的结论，并给出使可观测阵满秩的条件。

Based on this, this paper develops the modal series method, expounds its mathematic foundation and theory system, and compares it with the linear modal analysis and the method of norm form of vector fields.

开发了基于模态级数法的HVDC/AC互联电力系统分析软件包，通过此软件可以得到系统的非线性响应，获得非线性系统零输入响应的近似闭式解，进行系统模态分析、非线性模态交互作用分析，并为控制系统设计提供有价值的特征信息。

In this paper we build a university scientific research management information system based on Client/Server and three-layer structure of ASP technology, and introduced the design aims, tasks and principle of the system with systematic investigation and analyzsis of demand., With the principle of integrality, practicability, opening, precursive and generality, data stream and data structure are analyzed detailedly, and logistic model which fits university scientific research management was established based on advanced structure system analysis method. In addition, it puts forward a series of the whole scheme of scientific research management system which bases on internet adapts large database development.the design of this system adapts new internet/intranet techonlogy and it can make us gather and share the whole provincial university scientific research information.lt studies and establishes oology structure and using platform of our provincial university scientific research management system, In addition,it also designs and formulates the system at the experimental unit(the scientific research department of NEAU).The scientific research management information system of NEAU is one part of the network information management system.

本课题采用基于客户／服务器和三层结构的ASP技术，在系统调研、需求分析的基础上，给出了基于互联网的省高校科研管理系统的设计目标、任务和原则；本系统的开发遵循完整性、通用性、实用性、先进性和开放性的原则，采用较为先进的结构化系统分析方法对数据流程、数据结构进行详尽的分析，制定一个适合高校科研管理的逻辑模型；提出一套基于互连网络的、采用大型数据库开发的科研管理系统的整体方案；系统设计采用Internet／Intranet全新技术，可做到全省高校科研信息集成与共享；研究制定我省高校科研管理信息系统的拓扑结构及应用平台，利用试点单位，设计和制定我省高校科研管理信息系统的功能结构和信息资源结构。

Presents the design of heating ventilating and air conditioning systems in which low temperature hot water floor panel heating systems in winter,variable refrigerant volume split air conditioning systems in summer,and central ventilation systems through all-year are adopted.

介绍了该工程的供暖系统、空调系统及通风系统的设计。冬季采用低温热水地板辐射供暖，夏季采用变制冷剂流量多联分体式空调系统供冷，全年采用集中新风系统供给新风。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐