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。
应用推荐