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Heilongjiang water conservancy
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Heilongjiang water conservancy
Encyclopedia
工学
〔地方水利〕
释
Heilongjiang water conservancy
黑龙江水利
黑龙江省是中国东北老工业基地,国家粮食主产区,境内江河纵横、湖泊众多,水资源相对丰沛。水利事业重点领域主要包括水资源开发利用与保护、防洪除涝、农田水利、水土保持、水利改革等内容。
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mountain-building activity
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Mountaineering
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Mountaineering Management Measures of Foreigner to China
mountaineering often encounter dangerous mountain
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Mountaineer Power Plant
Mountain Erhuang opera
mountain erosion
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mountain gorilla
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