The paper introduces how to reduce the pollution effect of pipeline system upon the ultra-pure gases.
本文介绍如何减少超纯气体输送系统对超纯气体的污染。
In order to analyze the effect of pipeline thickness on ECT sensor, radius-electrode ratio is defined as the ratio of inner radius and outer radius.
为了分析管道厚度对电容传感器的作用，定义了径极比（传感器管道内径与外径之比）的概念。
The application of Skin Effect Power Tracing System includes some designment about the load, such as the capacity of the system and the heat preservation of the pipeline.
最后是集肤效应电伴热系统的应用，涉及到负载相关的一些设计，如伴热系统容量及管道的保温等。
Based on the reformation of the isothermal pipeline experiment apparatus and the introduction of the advanced computer data acquisition system, the experiment teaching effect was improved.
通过对等温输油管实验架的改造，采用先进的计算机数据采集系统，提高了设备的技术水平和实验教学效果。
The delamination crack and its effect on the fracture of pipeline steel were investigated by drop-weight tear test(DWTT)at different temperature and micrograph analysis.
通过对管线钢不同温度的落锤撕裂试验和微观断口分析，研究了DWTT试样断口的分层裂纹及其对断裂的影响。
On the base of above appoints, the slow strain rate test was used to study the effect of prestraining on the SCC susceptibility of X70 pipeline steel in simulate soil media.
基于以上的观点，本文采用慢应变速率实验方法探讨了预形变对X70管线钢在模拟土壤介质中应力腐蚀敏感性的影响。
Welding repair onto in-service pressure pipelines has good economic efficiency and application trend, because it is much quick and has little effect to normal run of pipeline.
压力管道在役焊接修复时间短，速度快，对管道正常运行影响小，有巨大的经济效益和广阔的应用前景。
The computation results show that the effect of density to laminar bottom layer in vertical pipeline is obvious and is bigger than that of viscosity, which can not be ignored.
研究结果表明，密度对竖直管道顺序输送过程中层流底层的影响比较明显，并且大于粘度影响，不可忽略。
By deriving balanced differential equation of buried pipeline, adopt finite difference method to analyze and calculate the effect of axial build-in force on pipeline transversely displacement.
推导出埋地管道的平衡微分方程，采用有限差分法分析并计算了轴向嵌固力对管道横向位移的影响。
To study quadratic heat circulation to the effect of welding wide crystal area performance of X80 pipeline steel by adopting thermal simulation technology.
采用热模拟技术研究了二次热循环对X80级管线钢焊接粗晶区性能的影响。
The analysis on the effect of two tunnels' excavation on nearby underground pipeline is carried out.
分析了两种双隧道开挖对地下管线的影响。
The real meaning of using the flange connection is to have a good sealing effect, it can be very effective to protect the smooth flow of the entire pipeline and sealing.
使用法兰连接真正的意义就是有一个很好的密封连接作用，它可以非常有效的保护好整个管线的流畅与密封。
The computation results showed that the effect of density differences when velocity of flow was small was obvious to the boundary of laminar flow in the elevation difference pipeline.
结果表明，在大落差管道，流速不大的情况下，密度差对层流边界层影响比较明显。
Based on the Winkler theory, the finite element model for directly buried hot water heat-supply pipeline is founded by using ANSYS software, and the effect of soil on pipeline is simulated.
基于文克勒理论采用ANSYS软件建立了直埋热水供热管道的有限元模型，模拟了土壤对管道的作用。
Corrosion inspection is an effect way of obtaining pipeline information, and it is also a base of pipeline safety assessment.
管道腐蚀检测是获取管道信息的最有效手段，也是对管道安全评价的基础。
Butterfly valve is closed parts (valve flap or disc for disc), around the valve axis of rotation to achieve the open and close a valve, in the pipeline mainly as shut off and throttling effect.
蝶阀是指关闭件(阀瓣或蝶板)为圆盘，围绕阀轴旋转来达到开启与关闭的一种阀，在管道上主要起切断和节流作用。
The effect of a moving mass and other parameters on the linear dynamic response of pipeline was analyzed in the course of applying CMR to the pipeline in high altitude.
分析了在高空管道维护中包括机器人质量在内的多参数对管道线性动态响应的影响，并根据机器人以不同速度在管道上运动作业所产生的动态响应进行了数值仿真。
Crossing Angle has small effect to the response of the buried pipeline under the action of the reverse fault.
穿越角度对跨逆断层埋地管线地震反应的影响很小。
In Assembled Pipeline there are a huge amount of sealing rubber rings for jointing of tubes and auxiliaries, which have effect on velocity of pressure wave.
装配型管线内含有巨量的连接密封橡胶圈，它们对压力波速有影响。
Kalman filter model of oil pipeline pressure wave is given out and the influences of model parameters on filtering effect are analysed.
给出了输油管道压力信号的卡尔曼滤波模型，并分析了模型参数对滤波效果的影响。
When the length of a pipeline needing to be connected is shorter than the designed length, the movable connector can play a role in prolonging the pipeline and has good use effect.
遇到需连接管道的长度比设计长度短的情况时，活动接头还可以起到延长管道的作用，使用 效果好。
The effect of welding line energy on microstructure and low temperature toughness of heat-affected zone(HAZ) of X70 pipeline steel was studied by welding thermal simulation method.
采用焊接热模拟技术、显微组织分析和冲击试验的方法，研究了焊接线能量对X70管线钢焊接热影响区组织和低温韧性的影响规律。
Metal and plastic are contained mutually. The composite pipeline has the advantages of good composite effect, corrosion resistance, high strength, and long service life.
金属与塑料相互包容，复合效果好，耐腐蚀，强度高，使用寿命长，适用范围广。
This paper discusses the main factors of effect scaling and corrosion for oil pipeline, analyses the scale's formation in theory.
讨论影响输油管线结垢和腐蚀的主要因素，从理论上分析了结垢形成，推导计算结垢量的公式。
The Bauschinger effect of this pipeline steel is smaller than that of other steels, it is because that there are complex phases in the steel and the phases yield non-simultaneously.
该钢的包辛格效应较小主要是由于钢中有多种具有不同屈服强度的相存在，其屈服行为不同时。
The potential resistant effect of foundation soil is an important subject of researching the intense variation problem caused by pipeline buckling.
地基土体对管线的潜在抗力是管线屈曲剧变问题研究的重要内容之一。
The potential resistant effect of foundation soil is an important subject of researching the intense variation problem caused by pipeline buckling.
地基土体对管线的潜在抗力是管线屈曲剧变问题研究的重要内容之一。
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