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举一反三
【单选题】某患儿，出生1天，诊断为“新生儿窒息”入暖箱治疗。该新生儿室的湿度波动范围应为
A.
20～30%
B.
30～40%
C.
40～50%
D.
50～60%
E.
60～70%
【单选题】最佳修复方案是
A.
直接改为活动义齿修复
B.
采用种植固定义齿修复
C.
全冠修复基牙后再改为活动义齿修复
D.
增加前端基牙数再行固定修复
E.
增加前端基牙数目再行固定活动联合修复
【多选题】测量湿度的误差可由以下原因引起（）.
A.
空气样本的变异，例如受热或水汽源或汇的影响；
B.
测量传感器受污染，例如尘埃或海水飞沫；C.校准误差：包括大气压的修正、传感器和电路板的温度系数；
C.
水相与冰相的不正确处理；
D.
仪器设计不当，如湿球温度表表身的热传导；
E.
操作不当，例如未达到稳定平衡状态；
F.
取样与平均间隔不当，传感器的时间常数、输出的平均时间与数据要求必须相适应。
【单选题】Long after the 1998 World Cup was won, disappointed fans were still cursing the disputed refereeing (裁判) decisions that denied victory to their team. A researcher was appointed to study the performanc...
A.
The ideal retirement age for an experienced football referee is 35.
B.
Age should not be the chief consideration in choosing a football referee.
C.
A football referee should be as young and energetic as possible.
D.
An experienced football referee can do well even when in poor physical condition.
【单选题】阴极原材料包括钴酸锂.NMP.CNT.导电碳等，各原材料未开包时储存的温湿度要求（）
A.
湿度≤70，温度15-30℃
B.
湿度≤40，温度15-30℃
C.
湿度≤40，温度15-35℃
【单选题】Long after the 1998 World Cup was won, disappointed fans were still cursing the disputed refereeing(裁判) decisions that denied victory to their team. A researcher was appointed to study the performance...
A.
slightly above average
B.
higher than in the 1998 World Cup
C.
quite unexpected
D.
as high as in a standard match