查询词典 chamber process

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。

The purpose of the paper is to explore the different forms of rock damage in different shape underground chamber in the process of the underground chamber excavation.

目的 研究地下硐室开挖过程中，不同形状的地下硐室其围岩的破坏形式。

At the appropriate pressure, the chamber is opened to a high-vacuum pumping system that continues to reduce the pressure of the process chamber.

在适当的压强下，工艺室被接通高真空泵系统抽气，以继续降低工艺室的压强。

Moreover, it played an important role in economic and social development and process of modernization. However, up to now, it is necessary to deepen the study about Chamber of Commerce of Tianjin while it is a new subject about inspecting Chamber of Commerce and social Changes.

在这一转型过程中，商会以其独有的功能，活跃在工商界和政府之间，发挥着无可替代的沟通和桥梁作用，并且广泛深入到社会生活的各个领域，对社会经济发展和现代化进程产生了举足轻重的影响。

Regarding to model 1, firstly analyzes and studies principle as well as formation of detonation wave, the internal flow field structure of the detonation chamber. Then study the flow field structure near the outdoor of the detonation chamber, backflow process of the dilatation wave after detonation wave reach the outdoor and the change of thrust wall pressure and so on.

对于模型1，首先分析研究爆震波在爆震室内形成传播机理和爆震室的内流场结构，然后研究爆震波传出爆震管以后爆震管出口处的流场结构，膨胀波的回传过程以及推力壁压力随时间的变化等。

Figure 1 is the pump in the suction and exhaust of the process, pump suction chamber with the rotor rotation, the volume gradually increases, inhalation of gas; while the exhaust chamber volume is gradually reduced, the gas is compressed, thereby exhaust gas.

图 1 是泵在吸气和排气的过程，泵吸气腔随着转子的旋转，容积逐渐增大，吸入气体；而排气腔容积则逐渐减小，对气体进行压缩，从而排出气体。

During this process, a vacuum is generated in the chamber, and garnet abrasives and air are pulled into the chamber, through an abrasive feed tube, and mixes with this high speed stream of water.

此过程中，由于水射流的高速运动，在混合腔中产生了负压。在此负压作用下，从磨料罐输出的磨料与空气一起被吸入混合腔，并在水射流的加速作用下，经磨料喷嘴喷射出，形成磨料射流。

In the process of the design of gas detector, it is usually by the ways of refer to the energy response graphic of the working gas and the material for the chamber to choose the working gas and the material for the chamber.

而在一般的气体辐射监测器的设计中，工作气体及壁材的选取基本上都是通过查阅相关气体及壁材能量响应曲线的工程图表，以确定具体的工作气体及壁材。

The theory of the two-stage propulsion technology, the process of the two-stage launching technology and the device in the gun chamber are discussed, and also the physics model in the chamber is raised in this paper.

文中介绍了二次发射技术的原理、发射过程和膛内装置，建立了火炮膛内装药物理模型。

In this paper, a specially made root chamber system with two compartments and nine gas collection pipes was used to collect the N2O in soil air of nine different spatial position in the root chamber. The following treatments were also used:(1) Two selective nitrification inhibitors, C2H2 and DCD in low concentration were used to study the nitrification process under different NH4+-N levels and its contribution to N2O release.

用特制的带有9根采气管的两室根箱系统，采集和分析根箱中9个不同部位土壤空气中N2O的浓度，结合使用具有选择性的硝化抑制剂（包括低浓度的C2H2和DCD），研究在不同铵态氮水平下的硝化过程及其对N2O气体释放的贡献；结合使用高浓度的C2H2，抑制反硝化过程中N2O到N2的还原，研究在不同铵态氮水平下的反硝化过程及其对N2O气体释放的贡献。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。