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【多选题】
下列有关普通防水混凝土配合比的说法中，不正确的有()。A.
水灰比一般不大于0.65
B.
砂率35%~40%
C.
坍落度不宜小于5cm
D.
灰砂比1:2~1:2.5
E.
泵送泵坍落度宜为100~140mm
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【单选题】What is NOT the purpose of innovations that use satellite tracking and remote communications?
A.
To prevent car thieves from getting into your car.
B.
To call for help when one's car crashes.
C.
To call for help when the car gets jammed in the traffic.
D.
To track the car down when it is being stolen.
【单选题】Physicians need ______ expertise in pain and symptom management and skills in communication to meet the many needs of this population.
A.
complex
B.
complicated
C.
intricate
D.
sophisticated
【简答题】新中国的第一家旅行社是()。 A、厦门华侨服务社 B、中国旅行社 C、中国国际旅行社总社 D、中国青年旅行社
【单选题】The tool technique used for communication planning is—
A.
Stakeholder analysis
B.
Communication skills
C.
Information retrieval systems
D.
None of the above
【单选题】Netwar should be understood as a war aimed at ______.
A.
disrupting the enemy's communication systems
B.
damaging the institutions of the enemy state
C.
manipulating the enemy's means of production
D.
destroying the leadership of the enemy state
【单选题】The Flying Phone Box A surprise for air travelers The strides made in satellite-communications technology in recent years are at last yielding benefits for air travelers, particularly executives who n...
A.
Y
B.
N
C.
NG
【多选题】In China, if a Tibetan communicates with a Han, it is _____.
A.
intra-racial communication
B.
interethnic communication
C.
international communication
D.
interpersonal communication
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