4.如图是人体部分生理活动示意图其中abc代表不同的系统� �代表生理过程� �代表相关气体.请据图回答下列问题1食物中的淀粉是 Template




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tomski4.如图是人体部分生理活动示意图其中abc代表不同的系统� �代表生理过程� �代表相关气体.请据图回答下列问题1食物中的淀粉是 coloring