Methods: Uses the medicine use appraisal review research technique, carries on the statistical analysis to the department of pediatrics case antibiotics service condition.

方法：采用药物使用评价回顾性研究方法，对儿科病例抗菌药物使用情况进行统计分析。

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The paper will detailedly introduce the scheme of the train wheel, loads and boundary condition, make the FEA for the wheel pair, and carry through the appraisal on intensity and transverse contrast.

介绍了加装扣环方案、运行工况载荷与边界条件，进行了轮对有限元分析，并进行了强度评价和对比评价。

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In view of above mentioned condition, the appraisal is given and some proposals to solve the existing problems are suggested.

针对上述状况进行了评估并提出解决问题的建议。

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