2026-07-19 06:31 浏览次数 20
丁坝坝头
Countermeasure of erosion protection for groyne head of Chongming Island
崇明岛丁坝坝头沖刷防护对策初探
Calculation of scour depth around groyne head and size of riprap in closure work
丁坝头沖深和堵口抛石大小的计算