current drainage test 中文意思是什麼
current drainage test
解釋
排流試驗-
To avoid the pollution of groundwater resource and adjacent environment caused by drainage pipe leakage, current criterion in our country stipulates that there must be a pressurization test before drainage pipes are used
為防止污水管道滲漏而導致污水外滲污染地下水資源和周邊的環境,我國現行的規范規定,無壓管道在竣工交付使用之前必須進行管道的嚴密性試驗。
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