“水质等级”的概念、定义、翻译、参考文献-科学参考

单词	水质等级
释义	水质等级 Encyclopedia 工学水环境质量释 water quality grade水质等级依据不同水域环境的功能和保护目标，按照功能高低依次划分的等级。又称水质级别。
随便看	UAT UAV Express UAV for agricultural information acquisition UAV function and flow test UAV ground control system test UAV multi-fighter cooperation test UAV plane/station/link information interactive test UAV plane/station/link total system integrated test Uayeb U-A模型 Ubaidian Culture Ubaidian culture painted pottery ubaidian culture painted pottery U-band uban number Ubari Desert Ubasi U basic hypergeometric series Ubayyid, Al Ubbelohde [dilution] viscometer Ubbelohde dilution viscometer Ubbelohde viscometer UBC UBCIM UBC-Laval Telescope

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