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搜题
【单选题】
光敏二极管在电路中的连接方式属A.
电压串联负反馈电路
B.
电压电流信号变换器
C.
敏感元件和传感元件
D.
正向接入
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反馈参考答案：
举一反三
【单选题】Average productivity will fall as long as ______
A.
marginal productivity is falling.
B.
the number of workers is increasing.
C.
it is less than marginal productivity.
D.
it exceeds marginal productivity.
【简答题】正式情报源
【单选题】How is a firm affected by its level of productivity?
A.
If productivity is high, costs of factor inputs such as land, labour and capital will be high, allowing the firm to achieve higher profit margins
B.
If productivity is low, costs of factor inputs such as land, labour and capital will be high, allowing the firm to achieve higher profit margins
C.
If productivity is high, costs of factor inputs such as land, labour and capital will be lower per unit produced
D.
Productivity is not a determinant of supply
【简答题】对象情报的搜集中,应重点搜集哪几类情报资料?
【简答题】情报源
【多选题】党的纪律处分工作应当坚持以下原则: 。
A.
坚持党要管党、全面从严治党
B.
党纪面前一律平等
C.
实事求是
D.
民主集中制
E.
惩前毖后、治病救人
F.
批评与自我批评
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