针形阀用于小型辅助管线系统。
采用多刚体离散元方法对长管线系统进行计算分析。
The multi-rigid-body discrete element method was proposed for the analysis of deep-ocean mining pipe system.
这种止回阀应用于玻璃管线系统中，安装在两个装有垫片的连接法兰中间。
This check valve is used in systems that utilize glass pipe and installs between connecting flanges where a gasket would normally be located.
结冰气候预防-检测管线系统后，阀门应该处于开启状态，做到排泄完全充分。
Freezing Weather Precaution - Subsequent to testing a piping system, valves should be in an open position to allow complete drainage.
泵的设计应满足排量要求，并能够按照清洗管线系统所要求的速度来循环化学品。
The pump design shall be such to have the desired capacity and shall be capable to circulate the chemical at velocity required for cleaning of piping system.
海洋平台工艺管线系统的压力试验，是平台建造中配管专业必不可少的一道重要工序。
The pressure test of process piping system on a platform is a necessary important procedure during platform construction.
机动管线配备有制式悬挂装置，它是机动管线系统的重要组成部分，用于管线穿越沟谷。
Mobile pipelines are equipped with suspending devices, and they are the most important part of the mobile pipeline, which are used to cross the valley.
通过对管线系统压力试验的技术要求、施工程序的总结性介绍，对试压过程中可能出现的问题作了探讨。
This paper gives a summary introduction to technical requirements and construction procedures for pressure test, and discusses the technical problems which may occur during pressure test.
其结果表明，管跨的同向涡激振动一般不会对管线系统的正常运行构成威胁，而管跨的横向共振则必须予以消除。
The results show that in line vibration can not bring serious danger to submarine pipeline system in most cases, while cross flow vibration must be eliminated.
止回阀是管线系统中较为重要的阀门，多年来，止回阀的不正确选择往往成为管线系统中增大水击压力的危害源。
Check valves are important valves in pipeline system. Falty selection of these valves, for many years, have been the harmful source of increasing surge in pipeline system.
干燥器中压缩空气的水蒸气含量用压力凝露点表示，即在特定压力的空气管线系统内压缩空气不发生凝结的最低温度。
The compressed air drying of water vapor pressure points with any expressed as the air pressure in particular piping system of compressed air does not occur within the lowest temperature setting.
首先，根据面向对象的思想，划分地下管线系统层次，理清管线系统数据间的关系，并对管线系统的数据进行分层渲染；
First, with object-oriented thought, we divide the underground pipeline system level to clarify the pipe system hierarchy and rend different level category pipeline data.
对地面裸管铺设、用普通连接器连接的DN100机动管线进行实验研究，探讨机动管线在不同水击压力作用下，管线系统的振动情况。
The experiment is done to study DN100 field pipeline surface-laid and coupled by common groove adapters to discuss the vibrating ease of field pipeline system in different water hammer pressure.
她说，《2030远景规划》要求新建更多基础设施，如水库、管线和灌溉系统，以缩短人们的用水距离。
But the 2030 plan demands more infrastructure, such as DAMS, pipelines, and irrigation systems, be built to bring water closer to people, she says.
然而，在使用了新系统的Uptown，一次调查发现新系统复杂的管线将会聚积水藻。
However, in Uptown, where the new system is used, a study found that the complex network of pipes in the new system tends to accumulate algae.
不需要从管线上拆卸阀门，就可以对主阀和引导系统进行维修。
The main valve and pilot system can be serviced without removing the valve from the line.
由于压缩过程影响空气的露点，压缩空气在管线中运行时温度会逐渐降低，所以压缩空气系统中总是有液体水存在。
Due to compression process influence the air dew point of compressed air in the pipeline, run it will gradually decrease temperature, so the compressed air system always have liquid water.
去年早些时候，伦敦泰晤士河运用探测系统测试了3000公里(2000英里)主管线。
Early last year Thames Water, which supplies London, tested the system on 3, 000km (2, 000 miles) of mains.
如果油蒸气或其它烃类物质对系统造成问题，或工艺过程中无法处理油蒸气，则可在空气管线上安装油蒸气过滤器。
If oil vapor or other hydrocarbons to system cause problems, or processes can't deal with oil steam can be in the air, line installed oil steam filter.
景观喷灌系统图，所有管线都巧妙的结合在了桌椅腿上。
Landscape irrigation system, all the pipelines are skillfully combined on the legs of desks and chairs.
此阀用于分流系统和从防喷器引出的阻流管线上。
This valve is used on diverter systems and choke lines leading from the blow out preventers.
管道，管线，管道网一管道系统，如那些用来铺设铅管的。
在管线的完整性管理系统中，其核心是对风险的理解和如何控制风险。
An understanding of risk, and how it can be controlled was at the heart of a pipeline integrity management system.
在高压试验或处理结束时，必须将处理管线和相关系统内的压力安全地放泄，以使能够继续进行以后阶段的作业。
At the conclusion of high-pressure tests or treatments, the pressure within the treatment lines and associated systems must be bled off safely to enable subsequent phases of the operation to continue.
介绍了合肥测绘设计研究院利用GIS技术建立合肥市地下管线信息系统中的一些技术方法和经验。
This paper gives a brief introduction to the GIS technique and methods we adopted in establishing the underground pipeline information system of the city of Hefei.
介绍了地下管线内损伤电视检测系统的基本结构、工作原理、主要技术参数及其现场试验情况。
This article introduced the basic structure, principle, major technical parameters and the field test situation of the television detecting system of inner damages of underground pipeline.
介绍了地下管线内损伤电视检测系统的基本结构、工作原理、主要技术参数及其现场试验情况。
This article introduced the basic structure, principle, major technical parameters and the field test situation of the television detecting system of inner damages of underground pipeline.
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