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trench engineering technology
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trench engineering technology
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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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lateral humeral epicondylitis
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lateral inhibition mechanism
lateral integument
laterality
lateralization of brain function
lateral line
lateral line organ
lateral lobe
lateral loop
laterally rheological segmentation
lateral magnification
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lateral meristem
lateral misalignment
lateral mode
lateral molecular diffusion
lateral moraine
lateral motion
lateral nerve cord
lateral order
lateral oscillatory characteristic
lateral overlap
lateral patterns in hanging
lateral phototropism
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