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【单选题】
观察法是指研究者根据一定的研究目的,用自己的感官和()去直接观察被研究对象,从而获得资料的一种方法。A.
录音机
B.
摄像机
C.
辅助工具
D.
统计方法
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举一反三
【简答题】盘左、盘右是仪器的两种状态,盘左是( )在( )左侧;盘右则反之。观测同一目标的盘左、盘右水平度盘读数之差的理论值应为( )度。
【单选题】点击播放听力音频： Section A Directions：This section is to test you’re ability to understand short dialogues．There are 5 recorded dialogues in it．After each dialogue,there is a recorded question．Both the dialo...
A.
At the downstairs．
B.
In the closet．
C.
In the drawer．
D.
In the living room．
【简答题】亚硝酸盐中毒的解毒剂是
【单选题】Sports also help you get along socially.
A.
Sports also help you become physically strong.
B.
Sports also help you become mentally healthy.
C.
Sports also help you become better at interacting with people.
【单选题】If you want to improve your position and find a good job，it is important to______．
A.
understand the application form. of the company
B.
make a decision on the basis of your own desire
C.
improve your writing skills
D.
get a job related to your education
【判断题】自动装置用来实现发电机的自动并列、自动调节励磁、自动按事故频率减负荷、电力系统频率自动调节、按频率自动启动水轮机组,实现发电厂或变电站的备用电源自动投入、输电线路自动重合闸、变压器分接头自动调整、并联电容器自动投切等
A.
正确
B.
错误
【简答题】盘左、盘右是仪器的两种状态,盘左是( )在( )左侧;盘右则反之。观测同一目标的盘左、盘右水平度盘读数之差的理论值应为( )度。
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