“ancient irrigation area in Zhanghe River basin”的概念、定义、翻译、参考文献-科学参考

单词	ancient irrigation area in Zhanghe River basin
释义	ancient irrigation area in Zhanghe River basin Encyclopedia 工学农田水利史释 ancient irrigation area in Zhanghe River basin引漳古灌区中国北方最早的引水灌溉大型渠系工程。
随便看	right-unitary kernel right unit element right unit subsemigroup right universal solution right usufruct of water resources right vector space right ventricle right v-ring right weak dimension right whales right wing of an occurrence right zero right zero divisor right zero element right zeroid right zeroid element right zero morphism right zero semigroup rigid rigid algebra rigid analytic geometry rigid analytic space rigid and flexible rule of writing poems rigid associative algebra rigid automatic production lines

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