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【多选题】
以下关于边界层的描述，正确的是
A.
在壁面附近的一个薄层内流体湿度在壁面法线方向发生剧烈变化，在此薄       层外流体的温度梯度几乎为零
B.
流体流动的主流区可看作理想流体流动,仅在流动边界层内需考虑流体作用
C.
Pr数反映了流动与热边界层厚度的相对大小
D.
当流体流过固体壁面时，仅在固体壁面附近速度发生剧烈变化
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【单选题】地高辛的 t1/2 为 36h ,若每日给予维持量,达到稳步血浓度约需:
A.
10 天
B.
12 天
C.
9 天
D.
6 天
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【单选题】若给予地高辛每日维持量治疗，地高辛的半衰期为
A.
19h
B.
23h
C.
48h
D.
5～7天
E.
30～36h
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【简答题】A: I'm afraid we haven't received a copy of the booking form yet. B: Sorry about that. If I could just have your number, I ______________ fax it over to you straight away.2. A: Have you planned the...
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【简答题】用方框中的句子补全对话，有一项是多余的。 A: Have you seen Jim the last two days? B: l He's gone to Japan to see his grandfather. A: 2 B: Of course! He lived there before he came here. A: 3 B: Yes, I've just received a le...
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【单选题】地高辛的t1/2为36h,若每日给予维持量,达到稳态血药浓度约需
A.
10天
B.
12天
C.
9天
D.
3天
E.
6天
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【单选题】气短,来医院诊为慢性心功能不全。若给予地高辛每日维持量治疗,地高辛的半衰期为:( )
A.
19小时
B.
23小时
C.
30~36小时
D.
48小时
E.
5~7天
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【单选题】地高辛的 为36小时,若每日给予维持量,则达到稳态血药浓度约需
A.
13~14天
B.
10~12天
C.
8~9天
D.
6~7天
E.
2~2天
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【简答题】A:I've just received an anonymous threatening letter(匿名恐吓信) . What ( ) I do about it? B:I ( ) take it to the police if I were you.
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【单选题】听力原文：Tim, on the subject of whether to accept that credit application you received from Express systems Limited. I think you need to be very careful about this one. The thing is, I've just been talkin...
A.
congratulating
B.
canceling
C.
warning
D.
postponing
E.
offering
F.
refusing
G.
booking
H.
confirming
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【单选题】地高辛的 t1/2 为 36h ,若每日给予维持量,达到稳步血浓度约需:
A.
10 天
B.
12 天
C.
9 天
D.
6 天
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【单选题】若给予地高辛每日维持量治疗，地高辛的半衰期为
A.
19h
B.
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C.
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D.
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E.
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【简答题】A: I'm afraid we haven't received a copy of the booking form yet. B: Sorry about that. If I could just have your number, I ______________ fax it over to you straight away.2. A: Have you planned the...
查看完整题目与答案
【简答题】用方框中的句子补全对话，有一项是多余的。 A: Have you seen Jim the last two days? B: l He's gone to Japan to see his grandfather. A: 2 B: Of course! He lived there before he came here. A: 3 B: Yes, I've just received a le...
查看完整题目与答案
【单选题】地高辛的t1/2为36h,若每日给予维持量,达到稳态血药浓度约需
A.
10天
B.
12天
C.
9天
D.
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E.
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【单选题】气短,来医院诊为慢性心功能不全。若给予地高辛每日维持量治疗,地高辛的半衰期为:( )
A.
19小时
B.
23小时
C.
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D.
48小时
E.
5~7天
查看完整题目与答案
【简答题】Have you got a Facebook account? Are you thinking of getting one? Jamie Simmonds has just signed up. Let's see how she's getting along. My Diary MONDAY: I'm officially a Facebooker. I find a few peopl...
查看完整题目与答案
【单选题】地高辛的 为36小时,若每日给予维持量,则达到稳态血药浓度约需
A.
13~14天
B.
10~12天
C.
8~9天
D.
6~7天
E.
2~2天
查看完整题目与答案
【简答题】A:I've just received an anonymous threatening letter(匿名恐吓信) . What ( ) I do about it? B:I ( ) take it to the police if I were you.
查看完整题目与答案
【单选题】听力原文：Tim, on the subject of whether to accept that credit application you received from Express systems Limited. I think you need to be very careful about this one. The thing is, I've just been talkin...
A.
congratulating
B.
canceling
C.
warning
D.
postponing
E.
offering
F.
refusing
G.
booking
H.
confirming
查看完整题目与答案