雅魯藏布江大拐彎至墨脫，250km的河段落差達2200多米。開鑿引水隧洞，可有每秒2000立方米的流量做功。

來源: 十具於 2021-06-09 18:07:31 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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