permeable spur 中文意思是什麼
permeable spur
解釋
透水丁壩-
Three kinds of permeable pile dikes with different seepage rate are tested, and effect of flow control is basically the same with the spur dike,
試驗的三種透水率樁壩,其導流效果與實體丁壩群的基本相同,並未因部分透水及形態不同而使其控導作用明顯減弱。
分享友人