读图,回答下列问题。
(1)写出图中字母代表的地理事物名称。
A_______________河;B_______________河;D_______________山脉
(2)试从地形、降水两方面分析B河易出现洪水泛滥的原因。
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(3)试分析B河水能丰富的原因?
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(4)图示国家对B河的治理与开发经验,有哪些值得我们借鉴?
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