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【单选题】
\t关于ARDS患者进行机械通气时采取的通气策略，不包括（）\t
A.
降低潮气量来限制气道平台压力≤40 cmH 2 O
B.
允许CO 2 逐步潴留，但主张维持血pH值＞7.20
C.
应用足够高的压力及适当的正压（PEEP）“打开肺并使其保持开放”
D.
患者机械通气时主张采用30°～45°半卧位，并尽量保留患者的自主呼吸
E.
主张使用能够防止肺泡塌陷的最低PEEP，一般选择8～12 cmH 2 O
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参考答案：
举一反三
【简答题】A．She recently went mere. B．It's not a very good one. C．There' s one in her home town. D．It will be closed when she's free.
查看完整题目与答案
【多选题】To realize one's potential and ideals, he or she should:
A.
To be able to put the whole of oneself into one's feelings, one's work, one's beliefs
B.
To follow or submit to our destiny
C.
To seek goodness in life
D.
To achieve eudaimonia, a flourishing of human spirit
查看完整题目与答案
【单选题】一斜齿圆柱齿轮传动, 已知法向模数 Mn=4mm,齿数 Z1=20,螺旋角 β=14°
A.
’2”，齿宽 b1＝80，b2＝75mm，则该传动的齿宽系数 φd等于（    ）。
B.
0.852
C.
O.88
D.
0.8
E.
0.907
查看完整题目与答案
【单选题】听力原文：M: I wish I could see George here. W: He was planning to come, but a moment ago his wife called to say that he had to take his father to the hospital. Q: What can we imply from the conversation? ...
A.
George was coming.
B.
George was not here.
C.
The man saw George.
D.
The man wished to see George.
查看完整题目与答案
【简答题】试述圆柱齿轮传动设计计算中应如何选择齿数z 1 ?
查看完整题目与答案
【简答题】听对话，补全句子。 M: Hello! May I 1 to Ann, please? W: I'm sorry. She is 2 at the moment. Can I take a message? M: Yes, please. Can you ask her to 3 me at 5:30 this evening? I have something to tell her. W: S...
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【简答题】A．She has recently gone there. B．It's not a very good one. C．There's one in her home town. D．It will be closed when she's free.
查看完整题目与答案
【单选题】She’s such a smart ___ that she can type 150 words in one minute.
A.
typewriter
B.
typist
C.
surgeon
D.
pilot
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【单选题】听力原文：W: A moment, please, sir. You have forgotten the addressee's zip code. M: Oh, I'm sorry. But I don't know that. Is there anywhere I can look it up? Q: Where does this conversation most probably t...
A.
In the post office.
B.
In a department store.
C.
In a supermarket.
D.
In a library.
查看完整题目与答案
【单选题】听力原文：M: Can you spare a moment, dear? I want you to listen to this letter. W: Go ahead, then. M: Sir, my wife and I arrived home last night after a holiday arranged by your firm, in Jersey. We stayed ...
A.
Motor vehicles were constantly arriving or departing.
B.
Tasty food.
C.
A comfortable, medium- sized hotel.
D.
Old - fashioned service.
查看完整题目与答案
相关题目：
【简答题】A．She recently went mere. B．It's not a very good one. C．There' s one in her home town. D．It will be closed when she's free.
查看完整题目与答案
【多选题】To realize one's potential and ideals, he or she should:
A.
To be able to put the whole of oneself into one's feelings, one's work, one's beliefs
B.
To follow or submit to our destiny
C.
To seek goodness in life
D.
To achieve eudaimonia, a flourishing of human spirit
查看完整题目与答案
【单选题】一斜齿圆柱齿轮传动, 已知法向模数 Mn=4mm,齿数 Z1=20,螺旋角 β=14°
A.
’2”，齿宽 b1＝80，b2＝75mm，则该传动的齿宽系数 φd等于（    ）。
B.
0.852
C.
O.88
D.
0.8
E.
0.907
查看完整题目与答案
【单选题】听力原文：M: I wish I could see George here. W: He was planning to come, but a moment ago his wife called to say that he had to take his father to the hospital. Q: What can we imply from the conversation? ...
A.
George was coming.
B.
George was not here.
C.
The man saw George.
D.
The man wished to see George.
查看完整题目与答案
【简答题】试述圆柱齿轮传动设计计算中应如何选择齿数z 1 ?
查看完整题目与答案
【简答题】听对话，补全句子。 M: Hello! May I 1 to Ann, please? W: I'm sorry. She is 2 at the moment. Can I take a message? M: Yes, please. Can you ask her to 3 me at 5:30 this evening? I have something to tell her. W: S...
查看完整题目与答案
【简答题】A．She has recently gone there. B．It's not a very good one. C．There's one in her home town. D．It will be closed when she's free.
查看完整题目与答案
【单选题】She’s such a smart ___ that she can type 150 words in one minute.
A.
typewriter
B.
typist
C.
surgeon
D.
pilot
查看完整题目与答案
【单选题】听力原文：W: A moment, please, sir. You have forgotten the addressee's zip code. M: Oh, I'm sorry. But I don't know that. Is there anywhere I can look it up? Q: Where does this conversation most probably t...
A.
In the post office.
B.
In a department store.
C.
In a supermarket.
D.
In a library.
查看完整题目与答案
【单选题】听力原文：M: Can you spare a moment, dear? I want you to listen to this letter. W: Go ahead, then. M: Sir, my wife and I arrived home last night after a holiday arranged by your firm, in Jersey. We stayed ...
A.
Motor vehicles were constantly arriving or departing.
B.
Tasty food.
C.
A comfortable, medium- sized hotel.
D.
Old - fashioned service.
查看完整题目与答案
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