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history of water conservancy in China
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history of water conservancy in China
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水利史
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history of water conservancy in China
水利史
研究人类社会从事水利活动和水利事业的历史、发展规律以及应用的学科。是水利科学的一个分支,具有自然科学和社会科学交叉学科的特征,既研究水利的历史事实和它自身的矛盾运动,也作为社会发展动力的一个要素,关注水利与社会间的相互影响。
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General History of Chinese Dance: Ancient Cultural Relics Catelogue Volume
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general-in-chief for the pacification of distant lands
general-in-chief serving as commander-in-chief
general index for water pollution analysis
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