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【单选题】
由于成像电子的能量不同,从而在透镜磁场中运动轨迹不同以至不能聚焦在一点而形成的像差称为A.
球差
B.
像散
C.
色差
D.
像场弯曲
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举一反三
【简答题】()是反映企业一定期间生产经营成果的会计报表。 A资产负债表 B损益表 C利润表 D现金流量表
【简答题】January 26, 2005 To Whom It May Concern, Based on the 4th annual meeting of Sino-British English Coordinative Program(中英英语合作项目), the fifth annual meeting of the program is planned to be held in Wuhan ...
【判断题】听录音,判断下列句子的正误。 1.Sara wants to eat at home. 2.There is a Chinese restaurant near the school . 3.The food in Meiwei Restaurant is more delicious. 4.Yueguang Restaurant is farther away.
A.
正确
B.
错误
【单选题】- Meiwei restaurant is father than Yueguang restaurant, but the food there is ______. - OK, let’s go there. I like tasty food.
A.
more expensive
B.
better
【简答题】Sino-British links have multiplied—political, commercial, educational, cultural, defense, science and technology.
【简答题】Meiwei Restaurant is farther away than Yueguang, but the food is ________. (delicious)
【简答题】I work as a QC inspector in a Sino-British joint venture.
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