This paper gives a new structure of pressure pipeline connections.
提出了一种压力管道连接件的新结构。
Pressure pipeline is a widely used construction form in water project.
水利工程中压力管道是一种应用十分广泛的结构形式。
The smart electron pressure switch has been applied in pipeline.
研制的智能电子压力开关已在输油管道上应用。
The negative pressure wave method was proposed for a pipeline leak detection system.
采用负压波法检测管线泄漏信号。
Be cooling after purification of gas pressure machine, through the use of gas pipeline.
被冷却净化后的煤气经加压机，通过煤气管道输送使用。
Pressure wave of water hammer produces serious hazard for pipeline.
管道发生水击时的水击压力波对管道的危害非常严重。
In this paper, the negative pressure wave method for pipeline leak detection and location of.
本文研究了负压波法在管道泄漏判断和定位中的应用。
In this paper, the negative pressure wave method for pipeline leak detection and location of.
本文研究了负压波法在管道泄漏判断和定位中的应用。
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