4.为探究种子萌�与水分的关系某同学设计的对照实验方案如下表所示.你认为设计不妥的一项是 种子数量光照温度水分空气30粒有光30℃适量 Template




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tomski4.为探究种子萌�与水分的关系某同学设计的对照实验方案如下表所示.你认为设计不妥的一项是 种子数量光照温度水分空气30粒有光30℃适量 coloring