分析右图某生态系统的食物�可以得出a.图中的甲乙丙丁戊所代表的生物共同构成一个群落b.甲固定的太阳能总量就是流经该生态系统的总能量c Template




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tomski分析右图某生态系统的食物�可以得出a.图中的甲乙丙丁戊所代表的生物共同构成一个群落b.甲固定的太阳能总量就是流经该生态系统的总能量c coloring