“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	proton-deficient isotope proton-deficient nuclide Proton D family upper stage proton distribution proton donor proton drip line proton drip-line proto-nebula proton-electron-proton reaction protonema proton emission protonephridium proton event proton exchange membrane proton-exchange membrane proton exchange membrane fuel cell proton exchange membrane fuel cell (PEMFC) proton exchange membrane, PEM proton excited X-ray fluorescence spectrometry proton excited Xray fluorescence spectrometry proton flare Proton flares proton halo proton halo nucleus proton hydrate

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