blocking drainage 中文意思是什麼
blocking drainage
解釋
阻塞水系-
With the development of tunneling technique, and in view of environment ( especially water environment ) protection, a principle of limited drainage on the basis of blocking water has been putting forward
隨著隧道修建技術的發展,以及環保(特別是水環境保護)的要求,以堵為主的「控制排水」原則設計問題已經提到有關方面的議事日程。
分享友人