下图为碳循环示意图甲乙丙丁代表生态系统的四种成分下列有关叙述错误的是 A.甲是生态系统的主要成分 B.该生态系统中的食物�可以 Template




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tomski下图为碳循环示意图甲乙丙丁代表生态系统的四种成分下列有关叙述错误的是 a.甲是生态系统的主要成分 b.该生态系统中的食物�可以 coloring