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【单选题】
检查视力的时候,视力表放在被测者头部的后上方,被测者识别对面墙上镜子里的像 (图所示)。视力表在镜中的像与被测者相距:
A.
2.1 m
B.
2.5m
C.
4.6m
D.
5m
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【单选题】分解命令是什么?
A.
A
B.
X
C.
V
D.
W
【单选题】分解命令是
A.
arc
B.
Ellipse
C.
explode
D.
array
【单选题】What is so special about the autumn in Suzhou?
A.
The trees and flowers blossom.
B.
You can take a relaxing tour along the canals.
C.
The food, very especially fresh fruit and fantastic fish.
【单选题】根据以下资料,回答{TSE}题。 {TS}What is so special about WISE?
A.
It is as small as a trashcan.
B.
It is small in size but carries a large camera.
C.
Its digital camera can help astronomers to see the unknown space.
D.
Never before has a telescope carried a digital camera in space.
【单选题】分解命令是( )?
A.
arc
B.
explode
C.
array
D.
ellipse
【单选题】分解命令是( )
A.
REC  (RECTANG)
B.
POL  (POLYGON)
C.
X  (EXPLODE)
D.
PO  (POINT)
【单选题】芳香族氨基酸不包括
A.
苯丙氨酸
B.
谷氨酸
C.
酪氨酸
D.
色氨酸
【单选题】分解命令是( )
A.
POL  (POLYGON)
B.
REC  (RECTANG)
C.
X  (EXPLODE)
D.
TR  (TRIM)
【判断题】测量中所有观测值都含有误差。
A.
正确
B.
错误
【简答题】分解命令是 。