During the cold seasons, outdoor compressed air of liquid water will freeze pipeline, cause blockage or burst pipe.
在寒冷的季节中，室外压缩空气管线中的液体水会冻结，引起管道堵塞或爆裂。
The main contents include:(l)Methods of detecting leakage and blockage in pipe have been systematically introduced.
系统介绍了国内外关于管道泄漏、堵塞的各种检测方法。
The mechanism of piling into rocks of steel pipe pile ', earth blockage and type selection of pile toe are discussed.
文章讨论了钢管桩在基岩中的沉桩机理、土塞问题和钢管桩桩端的选型。
Combined with practical construction in this paper the reasons caused the pipe blockage of concrete transfer pump are introduced.
分析了钻(冲)孔灌注桩施工中堵管事故的原因，介绍了防止堵管的措施和堵管的处理方法。
The invention relates to a blockage removing device and a method for a pneumatic ash conveying pipe in a gas bag-type dedusting system of a blast furnace.
本发明涉及一种用于高炉煤气布袋除尘系统的输灰管道的排堵装置和方法。
The invention relates to a blockage removing device and a method for a pneumatic ash conveying pipe in a gas bag-type dedusting system of a blast furnace.
本发明涉及一种用于高炉煤气布袋除尘系统的输灰管道的排堵装置和方法。
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