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中国灌溉工程技术史
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中国灌溉工程技术史
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中国灌溉工程技术史
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history of irrigation engineering technology in ancient China
中国灌溉工程技术史
中国古代关于灌溉、排水等工程技术的起源、发展、种类、功能特点及其变化规律的记录与总结研究。
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