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【单选题】
对于一个串联反应,目的产物是中间产物,适宜的反应器是
A.
全混流反应器
B.
平推流反应器
C.
循环反应器
D.
平推流与全混流串联在一起的反应器
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参考答案:
举一反三
【单选题】( )是指冲裁件在条料、带料或板料上的布置方法。
A.
侧刃
B.
搭边
C.
排样
D.
斜刃
【单选题】pl a ne p ay m a ke f a ce
A.
/ ei /
B.
/ ʌ /
C.
/t ʃ /
D.
/d/
【单选题】A public good can be consumed by
A.
only one person who does not have to pay for it.
B.
only one person who has to pay for it.
C.
everyone simultaneously, as long as they pay for it.
D.
everyone simultaneously, even if they do not pay for it.
【单选题】pl a ne p a y m a ke
A.
/z/
B.
/ei/
C.
/d/
D.
/t∫/
E.
/∧/
【判断题】When the government uses cost-benefit analysis to decide whether to provide a public good, the potential benefit of the public good can easily be established by surveying the potential consumers of th...
A.
正确
B.
错误
【单选题】pl a ne p ay m a ke f a ce
A.
/iz/
B.
/f/
C.
/ei/
D.
/ʃ/
【单选题】According to the professor, what would be a good way to sell a product?
A.
Design a good logo to present the product to the public
B.
Hire a celebrity that customers like and relate to
C.
Make it easy for consumers to recognize the packaging
D.
Increase the customer service for the product
【单选题】pl a ne p ay m a ke f a ce
A.
/ z /
B.
/ ei /
C.
/d/
D.
/ t ʃ /
E.
/ ʌ /
【单选题】摄像机机参数中的 BLC 代表
A.
自动增益
B.
背光补偿
C.
电子快门
D.
信噪比
【单选题】酒店监控后端设备是哪一个
A.
摄像头
B.
防护罩
C.
支架
D.
控制台
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