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问题 单项选择题

企业为了使确定好的评价指标更趋合理，将其提交领导、专家会议及咨询顾问征求意见，该环节为（）

A、要素调查

B、理论验证

C、考核前修订

D、考核后修订

答案

参考答案：C

填空题

YG8硬度合金，其中数字8表示（）的质量分数
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单项选择题

An 20-month-old with acquired immunodeficiency syndrome (AIDS) is seen in the clinic for health maintenance. Which of the following vaccines would the nurse anticipate administering to this toddler()

A. Diphtheria-tetanus-acellular pertussis.

B. Varicella.

C. Measles, mumps, and rubella.

D. Hemophilus influenza.
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