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【单选题】
轿门与闭合后层门的水平距离或各门之间在整个正常操作期间的最大通行距离不应大于( )m。
A.
0.10
B.
0.11
C.
0.12
D.
0.13
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【单选题】8051 单片机若晶振频率为fosc=12MHz,则一个机器周期等于 μS。
A.
1
B.
1/6
C.
1/2
D.
2
【单选题】8051 单片机若晶振频率为fosc=24MHz,则一个机器周期等于 μS 。
A.
1/12
B.
1/2
C.
1
D.
2
【判断题】二氧化碳不属于污染物,因此可以大量排放
A.
正确
B.
错误
【简答题】阅读理解。 The other day Roy Price went 'home' to his sister's house. It's her home, but it's also the house he was born in. Pat, his sister kissed him and said, 'You haven't changed much, Roy. Let me see,...
【单选题】Which of the following is NOT solid state welding? ( )
A.
Diffusion welding
B.
Cold welding
C.
Resistance welding
D.
Friction welding
【简答题】What is s ubmerged arc welding ?
【简答题】听第9段材料,回答第13 ~16题。 13. Where are Roy and Rock? [A] In Roy's office. [B]In Rock's house. [C]In a classroom.
【单选题】8051 单片机若晶振频率为fosc=12MHz,则一个机器周期等于 µS。
A.
2
B.
1/6
C.
1/2
D.
1
【单选题】听力原文:Wasn't Roy Evan's last performance well received by the audience? (A) Yes, it's on the first page of every newspaper. (B) We invited a lot of guests. (C) It all depends on the situation. (4)
A.
B.
C.
【单选题】It can be learnt from the text that Georgia's Governor Roy Barnes ______.
A.
is in tyrannous control of the GRTA board.
B.
cuts an impressive nonconformist image.
C.
is bound to win the reelection coming up.
D.
channels part of funds to his personal assets.
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