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【单选题】
计算机中用于表示存储容量的最基本的单位是_____
A.
字长
B.
字节
C.
千字节
D.
兆字节
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【简答题】一般采用 的方法来判断有无爆燃及爆燃强度。
【单选题】In the figure above, what is the value of 2s-r?
A.
60
B.
70
C.
100
D.
140
E.
220
【单选题】What is the wind direction and speed in the following figure?
A.
southeast 1m/s
B.
northwest 2m/s
C.
calm
【单选题】Internet提供的服务有很多,( )表示网页浏览。
A.
E-mail
B.
FTP
C.
WWW
D.
BBS
【单选题】中温性霉菌的最适生长温度范围是
A.
5~10摄氏度
B.
2~10摄氏度
C.
5~15摄氏度
D.
25~37摄氏度
【单选题】The figure above shows the foreign exchange market. D£ is the demand curve for pounds. S£ (Spring-summer) and S£ (Autumn-winter) are the supply curves of pounds during the spring-summer and autumn-win...
A.
3 billion pounds.
B.
3 billion dollars.
C.
6 billion dollars.
D.
20 billion pounds.
【单选题】The figure above shows the foreign exchange market. D£ is the demand curve for pounds. S£ (Spring-summer) and S£ (Autumn-winter) are the supply curves of pounds during the spring-summer and autumn-win...
A.
3 billion pounds
B.
3 billion dollars
C.
6 billion dollars
D.
10 billion pounds
【单选题】中温性霉菌的最适生长温度范围
A.
5~10℃
B.
2~10℃
C.
8~15℃
D.
25~37℃
E.
15~25℃
【单选题】Refer to the figure below when answering the next two questions (11 and 12). P and R mark the highest and Q the lowest positions of a 50.0-kg boy swinging as illustrated in the following figure. What ...
A.
2.5 m/s
B.
7.5 m/s
C.
10.0 m/s
D.
12.5 m/s
E.
None of the above
【单选题】What is the wind speed in the following figure?
A.
9~12m/s
B.
11~12m/s
C.
12m /s
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