如图表示夏季晴天,某植物放在密闭的玻璃罩内一昼夜co2浓度的变化情况,假设5时日出,19时日落,玻璃罩内的植物生理状态与自然环境中的相同。用 Template




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tomski如图表示夏季晴天,某植物放在密闭的玻璃罩内一昼夜co2浓度的变化情况,假设5时日出,19时日落,玻璃罩内的植物生理状态与自然环境中的相同。用 coloring