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【单选题】
笼型和绕线型异步电动机构造不同主要体现在（ ）。A.
转子绕组
B.
定子绕组
C.
安装方式
D.
定子铁心
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举一反三
【单选题】The haze or smog was so serious that the winter running _________.Some students complained as they ran
A.
could have cancelled
B.
should have cancelled
C.
must have been cancelled
D.
ought to have been cancelled
【简答题】Last week, President Barack Obama gave a back- to-school speech to students at the Julia R. man Laboratory and Demonstration School in Philadelphia, Pennsylvania. Students in schools across the ...
【简答题】路基填筑的主要施工步骤?
【单选题】The report indicated that 45% of students were in jobs not ________ specific qualifications. [ ]
A.
requiring
B.
to be required
C.
being required
D.
to have required
【单选题】药品不良反应中重点药物监测的特点是
A.
监测覆盖面大，监测范围广，时间长，简单易行
B.
覆盖面较小，针对性强，准确性高
C.
可以及时发现新药的一些未知或非预期的不良反应，并作为新药的早期预警系统
D.
能监测大量人群，有可能发现不常用药物的不常见不良反应
E.
可了解不良反应在不同人群的发生情况，寻找药品不良反应的易发因素
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