artesian relief well

• 自流减压井

artesian relief well的用法和样例：

例句

1. Some actual statuses of the relief wells in Shijiao section of the Beijiang dike are presented and the experiment results are analysed.
   摘要简要介绍北江大堤石角堤段减压井的实际情况以及试验检测的内容，分析了本次减压井试验所取得的成果。