某�学兴趣小组,为了探究光合作用是否需要二氧化碳,进行了下列实验。 �把盆栽天竺�甲、乙放在�暗处一昼夜。�第二天将其放在室外有阳光的地面上 Template


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tomski某�学兴趣小组,为了探究光合作用是否需要二氧化碳,进行了下列实验。 �把盆栽天竺�甲、乙放在�暗处一昼夜。�第二天将其放在室外有阳光的地面上 coloring