查询词典 computing system

The aPplication tools aPplied tomissile system design deal with complex comPuting models and data models, and that thedesign process is quite complex itself, all which make interaction among aPplications quitedifficult, accordingly the efficiency of design is very lowAn integrated method is proposed to solve the difficulty of interaction amongmulti-disciplinary and different designers and tO promote design efficiency, shorten cycle andreduce cost of the design.

在导弹武器系统设计领域，工程师所利用的应用工具及相应的计算模型和数据模型异常复杂，再加上设计流程本身固有的复杂性，使得应用之间的交互及对整体设计过程的控制非常困难，设计者之间难以交流设计情况，使得整个系统的总体设计效率低下。

Its software development tool are very important to the applications of virtual reality technology because of the rapid development of network technology Being aimed of the shortcoming that the development for the distributed parallelism of simulation computing unit is not enough and formal in current distributed virtual environment systems, we study the modeling language of virtual environment and the system architecture of distributed virtual environment in a new view point, build a complete extensible theory framework novelly for the research of virtual environment technology.

本文针对当前分布式虚拟环境系统对仿真计算单元的分布并行性开发不够充分和规范的缺点，从一个全新的角度来研究虚拟环境的建模语言及其分布式虚拟环境的系统结构，开创性地为虚拟环境技术的研究建立了一个全面可扩展的理论框架。

This paper presents the design of control and mathematical modeling and computing of a semi-physical simulation system of electric podded propulsion, which is been developing in Shanghai Maritime University.

介绍了上海海事大学正在研发的半实物吊舱式电力推进仿真系统控制方案和仿真算法的设计。半实物仿真系统整合了物理硬件设备和仿真软件，对改善非线性系统在大工况变动下实时仿真的快速性和精确性，以及在控制方案设计、船桨数学模型的建立和仿真算法的选择等方面都有其特殊的作用

The study based on the science system theory, using several kinds of accessing program to access military hospital comprehensive assets. Through the computing of compatibility and discrepancy, we chose the best presentive optimizing program from several backup programs. This will make the result of the accessment more scientific and objective.

本研究从系统科学的观点出发，在军队综合医院资产评估中采用多个评价方案，通过兼容度和差异度的计算，从多个备择方案中选出了最具有代表性的优化方案，使军队综合医院的资产评估分析结果符合科学性和客观性的原则。

The concept of strict value reduct is proposed, and an improved algorithm for computing value reducts is given. In Chapter 4, we study how to utilize Rough Set theory effectively for an information system with continuous attributes. At first, we propose an approach of discretizing attributes one by one.

本文在第一章对数据挖掘的基本问题和主要手段进行了简单综述，在第二章对粗糙集理论作了简要介绍后，在第三章中对粗糙集中的值约简进行了研究，提出了严格值约简的概念，使得值约简的过程可以在没有封闭世界假设的情况下也能进行，并提出了求值约简的改进方法。

On the base of practical transformer substation main connection, electric components and system circuit model are first formed in the paper; analyze vacuum arc characteristic and medium resume are analyzed, then, according to vacuum chamber physical process of switching AC arc, resume process are divided into three stages: sheath development, neutral particles diffusion and static characteristic, with that, calculating model of medium resume strength is erected and applied in the computing of vacuum circuit breaker interrupting transform overvoltage; In the paper, Saber software is used to simulate a whole switching process; As follows, overvoltage characteristic of vacuum circuit breaker switching no load and load transformers, kinds of influence factors are analyzed in detail; At last, vacuum circuit breaker switching capacitance group overvoltage formative causes and electrode refining for lessening reignition are discuss.

本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型；在真空电弧的特点及间隙的介质恢复特性上，依据真空断路器灭弧室分断电弧的物理过程，将真空电弧熄灭后的恢复过程分为鞘层发展、中性粒子扩散和静态特性三个阶段，建立了相应的介质恢复强度的计算模型，应用到切除变压器操作过电压的计算中；采用Saber仿真软件模拟计算真空断路器切除变压器操作过电压；并分别对真空断路器切除空载及负载变压器操作过电压的特点与影响操作过电压的各种因素做了详细的分析；最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。

On the base of practical transformer substation main connection,electriccomponents and system circuit model are first formed in the paper;analyze vacuum arccharacteristic and medium resume are analyzed,then,according to vacuum chamberphysical process of switching AC arc,resume process are divided into three stages:sheathdevelopment,neutral particles diffusion and static characteristic,with that,calculatingmodel of medium resume strength is erected and applied in the computing of vacuumcircuit breaker interrupting transform overvoltage;In the paper,Saber software is used tosimulate a whole switching process;As follows,overvoltage characteristic of vacuumcircuit breaker switching no load and load transformers,kinds of influence factors areanalyzed in detail;At last,vacuum circuit breaker switching capacitance groupovervoltage formative causes and electrode refining for lessening reignition are discuss.

本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型；在真空电弧的特点及间隙的介质恢复特性上，依据真空断路器灭弧室分断电弧的物理过程，将真空电弧熄灭后的恢复过程分为鞘层发展、中性粒子扩散和静态特性三个阶段，建立了相应的介质恢复强度的计算模型，应用到切除变压器作过电压的计算中；采用Saber仿真软件模拟计算真空断路器切除变压器作过电压；并分别对真空断路器切除空载及负载变压器作过电压的特点与影响作过电压的各种因素做了详细的分析；最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。

On the base of practical transformer substation main connection,electriccomponents and system circuit model are first formed in the paper;analyze vacuum arccharacteristic and medium resume are analyzed,then,according to vacuum chamberphysical process of switching AC arc,resume process are divided into three stages:sheathdevelopment,neutral particles diffusion and static characteristic,with that,calculatingmodel of medium resume strength is erected and applied in the computing of vacuumcircuit breaker interrupting transform overvoltage;In the paper,Saber software is used tosimulate a whole switching process;As follows,overvoltage characteristic of vacuumcircuit breaker switching no load and load transformers,kinds of influence factors areanalyzed in detail;At last,vacuum circuit breaker switching capacitance groupovervoltage formative causes and electrode refining for lessening reignition are discuss.

本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型；在真空电弧的特点及间隙的介质恢复特性上，依据真空断路器灭弧室分断电弧的物理过程，将真空电弧熄灭后的恢复过程分为鞘层发展、中性粒子扩散和静态特性三个阶段，建立了相应的介质恢复强度的计算模型，应用到切除变压器操作过电压的计算中；采用Saber仿真软件模拟计算真空断路器切除变压器操作过电压；并分别对真空断路器切除空载及负载变压器操作过电压的特点与影响操作过电压的各种因素做了详细的分析；最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。

This thematic GIS privedes various landslide、debris-flow、rainfall and emergency materials information query interface. To give a dynmatic, vusual view of the landslide, debris-flow, and entir expressway and its adjacent terrain, the function of 3D visualization models. The method for computing the stability properties of landslide and debris-flow in this system, as well as providing decision support to the emergency resue.

它开发了各种泥石流、滑坡、雨量资料、抢险救援物资的查询接口；实现三维可视化模型，三维场景功能，可以了动态、可视化方式显示泥石流、滑坡以及整体线路和周边地形；该系统实现了对泥石流、滑坡的稳定性分析；以及为灾后的抢险救援提供了决策支持。

Optical digital signal repeaters are studied using NLIF and BILED switches. The RZ repeater has the capability to retime, reshape and amplify incoming optical signals. It is not only applicable to the regeneration of signals in optical communication system, but also applicable to the synchronization of signals in optical computing systems.

用光学双稳开关构成的RZ码信号再生器同时具有放大、时钟恢复和信号整形三种功能，不仅能用于光通信系统，进行信号的中继放大，也能用于光计算系统，实现信号的同步。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。