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【单选题】
在气动仪表中，节流盲室的作用是（）A.
可调整仪表的零点
B.
可调定调节器的微分时间
C.
可调整仪表的量程
D.
可整定调节器的积分时间
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反馈参考答案：
举一反三
【单选题】–How are you feeling about the story of a young lady’s being taken away by a UFO last week? --We are very frightened—I ____bad dreams for weeks.
A.
have been dreaming
B.
dreamt
C.
was dreaming
D.
have dreamed
【单选题】–How are you? --___________
A.
How are you?
B.
I’m fine.
C.
Thank you.
D.
How do you do
【单选题】–How are you getting on there? –Don’t worry. ______ goes well.
A.
Everything
B.
Anything
C.
Something
D.
Nothing
【单选题】–How are you today, Francis? –Much _______, but my doctor says I’ll still have to rest for another few days.
A.
well
B.
good
C.
better
D.
best
【多选题】Why would the network manager elect to implement a configuration that includes GRE tunnels for a eleworker deployment?（）
A.
GRE can use transport mode and save up to twenty bytes per packet.
B.
The corporate network includes many discontinuous blocks of IP networks and requires split tunneling.
C.
The corporation's primary application is based on IP multicast.
D.
Without GRE, there is no means to detect a head-end failure.
E.
GRE would enable path MTU discovery.
【单选题】在上一题中,该病人闭式胸膜腔引流护理中,促使胸内气体排出的措施是
A.
取半卧位
B.
水封瓶低于引流口60cm
C.
保持长玻璃管在水面下3cm
D.
鼓励病人咳嗽和深呼吸
E.
定时挤捏引流管
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