皮皮学，免费搜题
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【单选题】
从外形区分球镜与散光透镜的办法是A.
散光透镜的边缘厚度均匀，放在水平桌面上不能
B.
散光透镜的边缘厚度不均匀，放在水平桌面上能
C.
散光透镜的边缘厚度不均匀，放在水平桌面上不能
D.
散光透镜的边缘厚度均匀，放在水平桌面上能
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举一反三
【简答题】(1)对控制系统的基本要求是什么? (2)试举例说明你对控制系统基本要求的理解。
【单选题】We all hope to see the plan that ____ at the beginning of the year carried out next year.
A.
came up
B.
came up with
C.
came out
D.
came about
【单选题】겨울에는 배추를 재배할 수 없으므로, 11월 말~12월 초에 여러 가지 김치를 오랫동안 먹을 수 있도록 김치를 많이 담그는데 이를 ‘_____’이라고 한다.
A.
김장
B.
김치품앗이
C.
김치만들기
【简答题】简述机械零件在变应力条件下工作发生疲劳断裂而失效的过程。
【单选题】All school buses in the northwestern provinces ______ with satellite positioning devices next year. [ ]
A.
will be fitted
B.
fitted
C.
have been fitted
D.
are fitted
【单选题】All the teachers discussed the plan that they would like to see __________ in the next school year.
A.
carry out
B.
carried out
C.
to carry out
D.
be carrying out
【简答题】试述有机磷农药中毒的临床表现。
【简答题】对控制系统的基本要求是什么?
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