“trench engineering technology”的概念、定义、翻译、参考文献-科学参考

单词	trench engineering technology
释义	trench engineering technology Encyclopedia 理学沟洫工程技术释 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。
随便看	preliminary preliminary budget examination preliminary calculation Preliminary Compilation of Qing Poetry Chronicle preliminary constitutionality preliminary corrosion preliminary crushing equipment preliminary design preliminary designation preliminary design for landscape planting preliminary design for urban rail transit Preliminary Design in Environmental Engineering preliminary design of deposit mining preliminary design of helicopter preliminary design of military aircraft preliminary design of UAV preliminary feasibility study of deposit mining Preliminary General Catalogue preliminary hazard analysis preliminary hearing preliminary hearing personnel preliminary interpretation of remote sensing data for geological features preliminary investigation preliminary melting preliminary orbit

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