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为了解儿童智能发育情况并探讨其影响因素，我们于１９９０年对呼和浩特市城区４７２名４～６岁儿童采取随机整群抽样，进行智能测验，结果如下。１调查对象与方法对象：呼和浩特市城区４～６岁４８７名在托儿童，其中男２５４名，女２１８名。方法：严格按照首都儿研所５...
In order to understand the situation of children’s intelligence development and to explore its influencing factors, we conducted a randomized cluster test on 472 children aged 4 to 6 years old in downtown Hohhot in 1990, and the results were as follows. A survey of objects and methods Object: Hohhot city 4 to 6 years old 487 children care child, including 254 males and 218 females. Methods: In strict accordance with the capital Institute 5 ...