English translation for "obstructed crest of spillway"
设闸的溢洪道顶
Related Translations:
obstruct: vt.,vi.堵[阻]塞;遮住;妨碍;阻挠;(给…)设置障碍。 obstruct a passage 堵塞通路。 obstruct the traffic 阻塞交通。 obstruct the view 挡住视线。 obstruct sb. (from) doing something 阻挠某人做某事。-er, -or n.