The pressure reduction coefficient of PE gas pipeline is an important design parameter, and depends on the soil temperature around the buried pipeline.
聚乙烯燃气管道的压力折减系数是重要的设计参数,取决于管道埋设周边地温。
At the same time, some problems have emerged, such as uplift Reduction coefficient, errors indisplacement measurement, auxiliary seepage line, and index for monitoring.
潘家口水利枢纽工程安全监测系统,自运行以来,充分发挥了作用,但在运行过程中也暴露了一些问题,如:渗压折减系数、位移量中误差、副坝浸润线、运行监控指标等存在一些问题。
