“Watershed improvement”的概念、定义、翻译、参考文献-科学参考

单词	Watershed improvement
释义	Watershed improvement Encyclopedia 工学〔退化河流与流域生态修复〕释 Watershed improvement流域改良流域改良，是指整治与恢复已遭破坏的流域资源与生态环境，重建已经退化的生态系统。采用生物与工程相结合的综合措施，改良退化的土地，提高土地生产力。
随便看	Palomares nuclear weapon accident Palomar Green survey Palomar-Haro-Luyten Catalogue of Blue Stellar Objects Palomar Observatory Palomar Observatory Sky Survey Palomar Sky Survey palpal claw palpal organ palpal receptor palpal seta palpal tarsus palpation palpation of hands and feet palpation of the abdomen palpation of the acupoints palpation of the cardiac apex area palpation of the chest palpation of the chest-hypochondrium palpation of the hypochondrium palpation of the skin palpation of the stomach palpation of the stomach-abdomen palpebrae palpitate due to alarm palpitation

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