下图为氮循环示意图下列有关叙述正确的是 A�过程中通过生物固定的氮素远多于其它途径固定的氮素 b进行�过程的生物的代谢类型为自养需氧型 Template




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tomski下图为氮循环示意图下列有关叙述正确的是 a�过程中通过生物固定的氮素远多于其它途径固定的氮素 b进行�过程的生物的代谢类型为自养需氧型 coloring