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【单选题】
以下自发反应可用焓判据来解释的是 [ ]
A.
硝酸铵自发地溶于水
B.
2N 2 O 5 (g) 4NO 2 (g)+O 2 (g) ΔH=+56 . 7 kJ/mol
C.
(NH4) 2 CO 3 (s) NH4HCO3(s)+NH 3 (g) ΔH=+74 . 9 kJ/mol
D.
2H 2 (g)+O 2 (g) 2H 2 O( l ) ΔH=-571 . 6 kJ/mol
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【单选题】髌骨的横断层面上不出现
A.
股骨内侧髁
B.
股骨外侧髁
C.
前交叉韧带
D.
后交叉韧带
E.
髁间隆起
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【简答题】Mike is an extremely careless man______,it was not until he got to an ATM that it occured to him he had left his card at home.
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【单选题】“某压力0.5Mpa的天然气管道”中的是管内燃气的( )压力是0.5MP a 。
A.
绝对
B.
相对
C.
真空 D真实
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【单选题】“某压力0.5Mpa的天然气管道”中的是管内燃气的( )压力是0.5MP。
A.
绝对
B.
相对
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【单选题】Mike is an extremely careless man. it was not until he got to an ATM that it occurred to him he had left his card at home.
A.
At one occasion
B.
In one occasion
C.
For one occasion
D.
On one occasion
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【判断题】按照导致事故的原因把安全技术措施分为,预防事故发生的安全技术措施,控制事故发生的措施和消除减少事故损失的安全技术措施。
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正确
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错误
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【单选题】It was not until he got to the office ________ he remembered ________ the key at home.
A.
when;to leave
B.
that;to leave
C.
when;leaving
D.
that;leaving
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【单选题】髌骨横断层面上的结构不包括
A.
股骨内侧髁
B.
股骨外侧髁
C.
前交叉韧带
D.
后交叉韧带
E.
髁间隆起
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【单选题】Mike is an extremely careless man. , it was not until he got to an ATM that it occurred to him he had left his card at home.
A.
In his mind's eye
B.
On one occasion
C.
From a bird‘s eye view
D.
Along with
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【单选题】Mike is an extremely careless man. , it was not until he got to an ATM that it occurred to him he had left his card at home.
A.
On one occasion
B.
On one hand
C.
Yesterday
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【单选题】髌骨的横断层面上不出现
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【单选题】Mike is an extremely careless man. it was not until he got to an ATM that it occurred to him he had left his card at home.
A.
At one occasion
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【判断题】按照导致事故的原因把安全技术措施分为,预防事故发生的安全技术措施,控制事故发生的措施和消除减少事故损失的安全技术措施。
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【单选题】It was not until he got to the office ________ he remembered ________ the key at home.
A.
when;to leave
B.
that;to leave
C.
when;leaving
D.
that;leaving
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【单选题】髌骨横断层面上的结构不包括
A.
股骨内侧髁
B.
股骨外侧髁
C.
前交叉韧带
D.
后交叉韧带
E.
髁间隆起
查看完整题目与答案
【单选题】Mike is an extremely careless man. , it was not until he got to an ATM that it occurred to him he had left his card at home.
A.
In his mind's eye
B.
On one occasion
C.
From a bird‘s eye view
D.
Along with
查看完整题目与答案
【单选题】Mike is an extremely careless man. , it was not until he got to an ATM that it occurred to him he had left his card at home.
A.
On one occasion
B.
On one hand
C.
Yesterday
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查看完整题目与答案