“ecological efficiency”的概念、定义、翻译、参考文献-科学参考

单词	ecological efficiency
释义	ecological efficiency The ratio of net productivity at one trophic level to net productivity at the next lower level.
随便看	medical oncologist Medicare medicated urethral system for erection medication medicine Medihoney™ meditation Medlone 21 Medrol medroxyprogesterone medroxyprogesterone medroxyprogesterone acetate M-EDTA medulla medulla oblongata medullary breast carcinoma medullary thyroid cancer medulloblastoma medusa mefloquine Megahertz megapascal (MPa) megaspore mega-voltage linear accelerator megestrol acetate

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