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【判断题】
虽然 Q 和 W 是过程量,但由于 Q V = Δ U , Q p = Δ H ,而 U 和 H 是状态函数,所以 Q V 和 Q p 也是状态函数。
A.
正确
B.
错误
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举一反三
【单选题】( )在明末时期,授命重新编订历法。
A.
张衡
B.
祖冲之
C.
徐光启
D.
郭守敬
查看完整题目与答案
【单选题】根据《GB/T 12325-2008《电能质量供电电压偏差》》,下列哪项规定是正确的。( )
A.
35KV及以上供电电压正、负偏差绝对值之和不超过标称电压的10%
B.
20KV及以下三相供电电压偏差为标称电压的7%
C.
220V单相供电电压偏差为标称电压的±7%
D.
对供电点短路容量较小、供电距离较长以及对供电电压偏差有特殊要求的用户，不做限制。
查看完整题目与答案
【单选题】下列哪项差值称之为偏差( )
A.
根据偏差定义
B.
测量值与真值
C.
测量值与平均值
D.
算术平均值与真值
查看完整题目与答案
【单选题】We couldn't sleep well last night because there was a _______ baby in the next room.
A.
crying
B.
cried
C.
cryed
D.
cry
查看完整题目与答案
【单选题】听力原文： Hi Len, this is Kyle. Could you please let Alan know that I'm not coming in to work today? I was supposed to get together with him at 10 o'clock this morning to talk about the investors' group m...
A.
To schedule a meeting
B.
To let people know he will be late
C.
To inform. people he will not be at work today
D.
To reschedule a meeting
查看完整题目与答案
【多选题】关于宫颈涂片,下列哪项是正确的
A.
宫颈涂片是一种简便易行，筛查宫颈癌的方法
B.
巴氏涂片分为五级
C.
巴氏Ⅳ级以下者已确诊故不需复查
D.
不能确定肿瘤来源，需进一步检查
E.
如有异常应做阴道镜检查并取活检
查看完整题目与答案
【简答题】用 so 或者 such 填空 1. He was ( ) excited that he couldn't get sleep. 2. Tom is ( ) a lazy boy that he never does anything. 3. He is ( ) a good student that we all like him. 4. This teacher is ( ...
查看完整题目与答案
【单选题】下列哪项差值称之为偏差( )
A.
测量值与真值
B.
测量值与平均值
C.
算术平均值与真值
D.
近真值与不确定度数
查看完整题目与答案
【简答题】用所给单词的适当形式填空。 1. When we get together, we usually write poems to make _____ (funny). 2. Sometimes we write poems to _____ (description)seasons. 3. I wish I could be a _____ (poem). 4. The water was so...
查看完整题目与答案
【单选题】听力原文：M: I think Professor's lecture is so boring, and I couldn't help falling asleep. W: Well, it seems that his lecture suits my taste. Q: What can we learn from the conversation? (13)
A.
The man feels so tired that he wants to sleep.
B.
They both think the lecture is very boring.
C.
They have different opinions about the lecture.
D.
The Professor's lecture is too difficult to understand.
查看完整题目与答案
相关题目：
【单选题】( )在明末时期,授命重新编订历法。
A.
张衡
B.
祖冲之
C.
徐光启
D.
郭守敬
查看完整题目与答案
【单选题】根据《GB/T 12325-2008《电能质量供电电压偏差》》,下列哪项规定是正确的。( )
A.
35KV及以上供电电压正、负偏差绝对值之和不超过标称电压的10%
B.
20KV及以下三相供电电压偏差为标称电压的7%
C.
220V单相供电电压偏差为标称电压的±7%
D.
对供电点短路容量较小、供电距离较长以及对供电电压偏差有特殊要求的用户，不做限制。
查看完整题目与答案
【单选题】下列哪项差值称之为偏差( )
A.
根据偏差定义
B.
测量值与真值
C.
测量值与平均值
D.
算术平均值与真值
查看完整题目与答案
【单选题】We couldn't sleep well last night because there was a _______ baby in the next room.
A.
crying
B.
cried
C.
cryed
D.
cry
查看完整题目与答案
【单选题】听力原文： Hi Len, this is Kyle. Could you please let Alan know that I'm not coming in to work today? I was supposed to get together with him at 10 o'clock this morning to talk about the investors' group m...
A.
To schedule a meeting
B.
To let people know he will be late
C.
To inform. people he will not be at work today
D.
To reschedule a meeting
查看完整题目与答案
【多选题】关于宫颈涂片,下列哪项是正确的
A.
宫颈涂片是一种简便易行，筛查宫颈癌的方法
B.
巴氏涂片分为五级
C.
巴氏Ⅳ级以下者已确诊故不需复查
D.
不能确定肿瘤来源，需进一步检查
E.
如有异常应做阴道镜检查并取活检
查看完整题目与答案
【简答题】用 so 或者 such 填空 1. He was ( ) excited that he couldn't get sleep. 2. Tom is ( ) a lazy boy that he never does anything. 3. He is ( ) a good student that we all like him. 4. This teacher is ( ...
查看完整题目与答案
【单选题】下列哪项差值称之为偏差( )
A.
测量值与真值
B.
测量值与平均值
C.
算术平均值与真值
D.
近真值与不确定度数
查看完整题目与答案
【简答题】用所给单词的适当形式填空。 1. When we get together, we usually write poems to make _____ (funny). 2. Sometimes we write poems to _____ (description)seasons. 3. I wish I could be a _____ (poem). 4. The water was so...
查看完整题目与答案
【单选题】听力原文：M: I think Professor's lecture is so boring, and I couldn't help falling asleep. W: Well, it seems that his lecture suits my taste. Q: What can we learn from the conversation? (13)
A.
The man feels so tired that he wants to sleep.
B.
They both think the lecture is very boring.
C.
They have different opinions about the lecture.
D.
The Professor's lecture is too difficult to understand.
查看完整题目与答案