如图为生态系统碳循环示意图其中甲乙丙表示生态系统中的三种成分请据图回答 1生态系统的碳循环是指碳元素在 之间不断循环的过程大气 Template




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tomski如图为生态系统碳循环示意图其中甲乙丙表示生态系统中的三种成分请据图回答 1生态系统的碳循环是指碳元素在 之间不断循环的过程大气 coloring