behavioral sample
行为示例
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Methods Parents of 463 male children and 432 female children by random sample were asked to fill in the children psychological and behavioral questionnaire.
方法编制儿童心理行为状况父母问卷调查卷，通过随机抽样对463名男童和43 2名女童进行调查。
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