查询词典 noble gas

The calculation results predict that the background gas in the tube is one but not the most important factor resulting in pulse shortening, and in order to broaden the pulse width of the gas-filled RBWO, the pressure of the filled gas must be controlled in a proper value.

从计算结果可以看出，器件内残留的中性背景气体是产生脉冲缩短的原因之一，但并不是最重要的因素；对于充气的相对论返波管，为了展宽脉宽，充气气压必须控制在一个适当的水平。

This is a gas-operated system with direct-impingement gas drive, which has no gas piston.

这是一个气的直接冲击气驱，又没有气体活塞系统。

In view of the practice of efficient development of the gas fields in east Sichuan——the largest natural gas-producing base in China at present by applying advanced techniques and scientifically managing method s, this paper summarizes and generalizes a set of development programs and managing method s for the gas fields through analyzing.

本文针对目前全国最大的天然气生产基地—川东气田，运用先进技术和科学管理手段高效开发的实践，总结并分析概括出了一套气田开发程序和管理方法。

Volume of Gas Supply refers to the total volume of gas provided to users by gas-producing enterprises in a year, including the volume sold and the volume lost.

全年供气总量指全年燃气企业向用户供应的燃气数量。包括销售量和损失量。

The skid-mounted small-diameter coiled tubing water-discharging and gas-producing unit provides new equipment and new technique for discharging water and producing gas in natural gas production well.

橇装小直径连续管排水采气装置为天然气井排水采气提供了新装备和新工艺。

The Gascat GIPS/GDPS Series of Automatic Shutoff Valves are used as the main safety device for transmission, distribution and measurement of natural gas or LPG gas system protection, and for non-corrosive gas systems in general.

Gascat GIPS ﹝升压感应关断型﹞与 GDPS ﹝降压感应关断型﹞系列自动关断阀适用於天然气或液化石油气之输送、配气与计量系统，还有一般无腐蚀瓦斯气体系统保护的主要安全设施。

Considering the current state of gas drainage in goafs of highly gassy mine in China, the "draining while mining" gas drainage method during open region movement behind working faces was emphasized to raise the resource recovery, decrease atmosphere pollution and implement gas control.

针对我国高瓦斯矿井采空区瓦斯抽放的现状，强调了在工作面后方&边采边抽&的开区移动瓦斯抽放方法，以提高资源回收减少大气污染与瓦斯治理的双重效益。

While analyzing the gas-well performance , it must consider the continuity of comprehensive process of natural gas from gas bed to ground.

进行气井动态分析时，必须考虑到天然气从气层到地面这一综合流程的连续性。

CNPC Southwest Engineering Branch formerly the Survey and Design Institute of Sichuan oil, gas industry is the guiding design of Class A units, national mega projects west-east gas pipeline project design unit, is China's first natural gas in the ground survey and design and construction Scientific research units.

中油工程设计西南分公司前身为四川石油勘察设计研究院，是天然气行业指导性甲级设计单位、国家特大型工程西气东输管道工程主要设计单位，是我国最早从事天然气地面建设勘察设计及科学研究的单位。

Gas molecules move freely among one another. The result is gas molecules diffuse from high-pressure area toward low-pressure area. The process is called gas diffusion.

气体分子不停的进行着无定向的运动，其结果是气体分子从分压高处向分压低处发生净转移，这一过程称为气体扩散。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。