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问题 单项选择题

仪表风停时，混氢控制阀的阀位（）。

A、全开

B、全关

C、不变

D、剧烈波动

答案

参考答案：C

单项选择题

An analyst does research about capital asset pricing model and gathers the following information about a developing country in which the company is located:

Developing country's equity risk premium 3%
Company's equity beta 0.6
Company's market yield of long-term debt 6%
With respect to the capital asset pricing model, if the market risk premium in the investor's developed country is 10% and the risk-free rate is 3.5%, the cost of equity for this company is closest to:（）

A. 9.2%

B. 11.3%

C. 16.0%
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填空题

下表层套管口袋不大于（）m
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