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chy22:南方汛期正好是北方的旱季,如果能实现珠江长江黄河跨流域调水就好了 (2014-01-03 12:03)
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tigerto2001:那还不如调黑龙江的水南下,哈尔滨年年夏天抗洪,不如北水南调,可惜中间有山,不能自流,可否修隧道? (2014-01-03 17:07)
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燕山雪:长江水多还是黑龙江水多? (2014-01-03 17:37)
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