“pressure relief dewatering”的概念、定义、翻译、参考文献-科学参考

单词	pressure relief dewatering
释义	pressure relief dewatering Encyclopedia 工学降水工程释 pressure relief dewatering减压降水在基坑范围内，通过井管降低作用在基坑开挖底部含水层顶板处地下水承压的水位高度，从而降低承压水作用于基坑开挖底部含水层顶板的水头压力，防治基坑在承压水头压力作用下产生坑底突涌的工程降水措施。
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