“drainage in ancient China”的概念、定义、翻译、参考文献-科学参考

单词	drainage in ancient China
释义	drainage in ancient China Encyclopedia 工学中国水利科学技术史释 drainage in ancient China中国古代排水中国古代排干渍涝沼泽地区积水和降低地下水位的工程技术。即使在圩垸和城市建设中，这也是必要措施。
随便看	reach rate reach stacker reach truck react reactance reactance amplifier reactances of turbogenerator reactant reactant-product coordinates decoupling method reactant's energy selectivity reacting force reaction reaction adhesion reaction-advection-diffusion equation reaction bonding reaction bonding; reaction adhesion reaction calorimeter reaction calorimetry reaction centre reaction chain reaction channel reaction chromatography reaction classes reaction coefficient reaction coil

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