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【单选题】
下列各种波中不是电磁波（ ）A.
X射线
B.
红外线
C.
光波
D.
声波
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【单选题】Substitute the underlined words by choosing a suitable one 1. One of the main task of the China Customs is to exercise supervision and control over inward and outward goods and means of transport.
A.
import and export
B.
inside and outside
C.
home made and foreign made
【简答题】口头翻译 1.The main task of the Customs General Administration of the People’s Republic of China is, under the leadership of the State Council, to lead and Organize Customs offices throughout the country ...
【单选题】The main task of the Kepler space telescope is to find out planets with similar conditions to Earth‘s. 查看材料
A.
Right
B.
Wrong
C.
Not mentioned
【判断题】To lead and Organize Customs offices throughout the country is the main task of The Customs General Administration.
A.
正确
B.
错误
【单选题】The main task of the job management is .
A.
the scheduling of jobs
B.
real time systems and multiprocessor systems
C.
compare the priority of these jobs
D.
the input, output, and computation of a single job.
E.
Resident monitor
【简答题】常用的电压供配电系统有 、 和 三种。
【简答题】《诗经》六义是 、 、 、 、 、 。
【简答题】epileptiform (like or resembling epilepsy)
【简答题】TN系统有三种类型，即()系统，()系统，()系统。
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