[摘要] [db:bd_t1][db:baidu1][db:baidu2][db:baidu3][db:bd_t2][db:baidu4][db:baidu5][db:baidu6][db:bd_t3][db:baidu7][db:baidu8][db:baidu9] 大坝修建后拦截了河流,鱼儿如何洄游,船只又如何翻越? 可以通过移动的方式来进行控制
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[db:baidu1]
[db:baidu2]
[db:baidu3]
[db:bd_t2]
[db:baidu4]
[db:baidu5]
[db:baidu6]
[db:bd_t3]
[db:baidu7]
[db:baidu8]
[db:baidu9]
大坝修建后拦截了河流,鱼儿如何洄游,船只又如何翻越?
可以通过移动的方式来进行控制，就是在有船只通过的时候，可以将大坝放下来，在没有船只通过的时候，就可以将大坝封闭。
长江水域货船翻覆
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