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沟洫工程技术
释义
沟洫工程技术
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沟洫工程技术
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trench engineering technology
沟洫工程技术
关于中国夏商周时期灌溉、排水渠系的记录与总结研究。沟洫系统肇始于夏,发展于商,至周代趋于规范化,在实施井田制的地区逐渐形成纵横交错的农田沟洫体系。
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self assembled supramolecular system
self-assembled supramolecular system
self assembly
self-assembly
self assembly film modified electrode
self-assembly film modified electrode
self-assembly nanostructure
self-assembly of block copolymer
self-assembly of rod-coil block copolymer
self-assessment
self-associated
self-averaging
self-avoiding
self-avoiding polygon
self-avoiding random walk
self avoiding random walk model
self-avoiding random walk model
self-avoiding random walk, SARW
self avoiding walk
self-avoiding walk
self awareness
self-awareness
self-awareness theory
self Backlund transformation
self-Backlund transformation
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