把一株牵牛花放置在�暗中一昼夜然后利用下图装置进行实验该实验不能用于验证a.光合作用需要co2 b.光合作用能产生o2 c.光合作用需要光 Template




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tomski把一株牵牛花放置在�暗中一昼夜然后利用下图装置进行实验该实验不能用于验证a.光合作用需要co2 b.光合作用能产生o2 c.光合作用需要光 coloring