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【简答题】
信号设备联锁关系的临时变更或停止使用，须经谁批准？
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【单选题】Which one is not the characteristic of Big Data according to Doug Laney?
A.
The wide range of the sources and quality.
B.
The long life cycle of the system.
C.
The fast speed that information moves through the system.
D.
The much larger datasets to be processed or stored.
【单选题】Regarding AP view of chest X-ray following which one is not true
A.
Clavicle remains at the top of the lung field
B.
Ribs lies more horizontal
C.
Scapula outwards from the lung field
D.
Heart shadow looks larger
【简答题】β=-0.3,物为正立实物,像(放大,缩小),(实像,虚像),(正立,倒立),位置(透镜左侧,透镜右侧)
【单选题】Which one is not the reason why American-born Asian women are paid better than Latinas?
A.
American-born Asian women have better education.
B.
Latinas have larger families to take care of.
C.
American-born Asian women are more intelligent.
D.
Latinas always live far away from their work place.
【单选题】Regarding the P value and the statistical conclusion, which one is wrong?
A.
the p-value of a statistical significance test represents the probability of obtaining values of the test statistic that are equal to or greater in magnitude than the observed test statistic.
B.
A p-value of 0.05, indicates that you would have only a 5 percent chance of drawing the sample being tested if the null hypothesis was actually true.
C.
The p-value is compared with the desired significance level of our test and, if it is larger, the result is significant.
D.
when P> α, not reject Ho (the difference is not statistically significant).
E.
when P≤ α, reject Ho , accept H1 (the difference is statistically significant).
【单选题】患者,男性,岁,血栓性闭塞性脉管炎,下列护理措施不正确的是( )
A.
温水洗脚，保持足部清洁、干燥
B.
术后制动期间足部适当运动
C.
用热水袋热敷患肢，促进血液循环
D.
坚持多走路，以不出现疼痛为限
E.
有效镇痛，防止血管收缩
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