Maximum continuous flow based on pipe line velocity of 20 ft. per second.
最大持续流量以管路流速每秒20英尺为计算基础。
When cleaning in chemical medicament, please examine whether the clean pipe line operates normally. In addition, be careful not to mix medicament solution into production filter water.
用化学药剂进行清洗时，请仔细确认清洗管线是否正常工作。另外，请注意不要将药液混入生产过滤水中。
The oil and gas pipe line through fault or landslide area is easy to be damaged by earthquake.
油气管道通过断层和滑坡地带，容易遭受地震破坏。
This paper deals with the relationship between the fault movement and the pipe line deformation and presents some opinions as to how to design a buried oil and gas pipe line through fault area.
本文讨论了断层运动和管道变形的关系，从而对过断层区的埋地管道的设计提出了几点意见。
Analysis the causes and results of the phenomenon that calculating of frictional resistance in industrial pipe-line design is not accurate enough.
分析了目前工业管道设计中存在沿程阻力计算不够准确这一现象的原因及由此产生的后果。
The effect of flux basicity on the microstructures and toughness of SAW deposited metals on pipe line was investigated.
研究了焊剂碱度对管线钢埋弧焊熔敷金属显微组织和韧性的影响。
Then combined pipe-line theory, the accumulator's integrated mathematical model with incurvate and strange diameter series connection pipeline is built.
然后结合管道理论研究得出了带有弯曲管路、异径串联连接管路的蓄能器数学模型。
The chemical composition, mechanic property, weldability and corrosion resistance of argon arc welding wire for low carbon steel pipe line are contrasted and analyzed.
对低碳钢管线用的氩弧焊丝的化学成分、机械性能、可焊性能、耐腐蚀性能进行对比分析，为合理选用焊丝提供了依据。
In production of pipe line steel at Beixi Iron and steel Co. several defects are pre-vented by adopting optimum technology.
围绕本钢生产石油管线用钢，结合生产中出现的问题，摸索出一套适合本钢热轧厂的最佳工艺。
Small corner in the pipe line or permitted under conditions of constant use of natural elbow.
在管道线路转角较小或条件容许的情况下常采用自然弯管法。
It is found that the 'delamination always takes place along the centerline segregation band in pipe-line steel produced by continuous casting and then controlled rolling.
初步研究发现，对由连铸然后经控制轧制生产的管线钢层状撕裂几乎总是沿中心线偏析带发生。
Since a mine pumping system can generally be simplified into a complicated pipe-line system in series, the transient process is simulated by a method of characteristic line.
根据矿井排水系统一般可以简化为串联复杂管路系统的特点，采用特征线法模拟其断电停泵的瞬变过程。
This paper analysised the advantage and availableness of correlation technique to detect the leaks on buried oil pipe line, together with how to solve several key problems in detecting the leaks.
本文从理论和实验两个方面分析了相关技术在石油输送管道泄漏检测中的可行性和优越性并探讨了检漏中需要解决的几个关键问题。
The paper describes the disadvantage of previous pipe line connection in use and on the basis of present technology, has a new line connection arrangement.
指出了现有钻井泵连接管线在安装使用中的缺点，结合当前技术水平，提出了一种新的管线结构。
Based on reliability theory, a basic maths model of calculating the reliability of drainage pipe line is recommended for factual need of drainage pipe line design.
根据排水管网设计的实际需要，以可靠性分析理论为依据，提出可以用于排水管网可靠性计算的基础数学模型。
In the planning and design of gravity water transfer system, the combined pattern of pressure free pipe and canal with pressured pipe line is sometimes adopted to carry out water transfer.
在重力输水系统的规划设计中，有时采用无压管渠与压力管道相结合的方式输水。
In stress analysis of petrochemical pipe line, the secondary stress check is the one of basic strength check.
石化管道应力分析中，二次应力的校核是最基本的强度校核之一。
Abstract: as a kind of functioning material, the dual metal pipe has a number of advantages when used for pipe line purpose.
文摘：双金属管是一种功能材料，作为管道输送材料具有许多优点。
In practise the tank lines for the connections T1 and T2 are joined together and laid downgrade towards the tank in one common pipe line.
实践操作中，把与T1和T2管线相接的油箱管线连在一起，然后敷设一条共用管线斜下至油箱。
This air valve is automatic device, it can exhaust air in the pipe line to reduce energy loss of system.
本阀属于自动阀类，能自动排除管路内的气体，减少管路系统的能量损失。
During pipe line laying or large beam support welding, it often meets crossover of two or multi different axis large diameter pipe piece.
在管道铺设或大型梁架焊接过程中，往往会遇到两个或多个不同轴线的大直径管件相交的情况。
The results shows that the corrosion is an ideal austenite crystal boundary corrosion for pipe line steel. The accuracy of adopted determination method is high.
结果表明，此浸蚀剂是管线钢一种理想的奥氏体晶界浸蚀剂，所采用的测定方法的精确度较高。
Finally, on the basis of the knowledge and rule, the paper designs checking model for urban pipe-line data, moreover, it introduces the realization of this checking by using many successful instances.
最后，在知识与规则的基础上，设计了城市管线数据校验的模型，并以应用实例对此模型进行了验证。
Before making mud, clean all the circulation pipe-line and mud pits.
配浆前要认真清洗循环管线和配浆池。
For on-line calibration system of flowmeter, the working fluid flow is from the petroleum pipe line itself.
体积管工作时的液流，对于流量计在线检定系统，是来自输油管线本身。
Main points and design characteristics of main design parameter, pneumatic, strength and rotor dynamics calculations of centrifugal compressor natural gas pipe line are introduced.
介绍了天然气管线压缩机的主要设计参数、气动方案计算、强度计算、转子动力学计算的要点及机构设计的特点。
The large oil tank group in Lanzhou, which is a part of the state key project-the western oil pipe line project, is constructed on the saturated loess stratum for the first time in China.
国家重点工程西部管道工程兰州原油末站超大型油罐群，是我国首次在高饱和度黄土地基修建的超大型储油设施。
When the pump sets lose electricity during operation, for the sake of preventing pipe failure by negative pressure, installed a surge shaft at the head of the pipe line.
当泵组运行失电时，为防止负压对管道的破坏，在管道首都设置了调压井。
When the pump sets lose electricity during operation, for the sake of preventing pipe failure by negative pressure, installed a surge shaft at the head of the pipe line.
当泵组运行失电时，为防止负压对管道的破坏，在管道首都设置了调压井。
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