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问题 单项选择题

经常用到的事故统计方法中，（）是直方图与折线图的结合。

A.柱状图

B.控制图

C.排列图

D.趋势图

答案

参考答案：C

单项选择题

An analyst gathered the following information about Weston Chemical's stock:
Estimated sales per share = $12.19
Earnings before interest, taxes, depreciation, and amortization (EBITDA) = 73%
Interest expense per share = $2.07
Depreciation expense per share = $6.21
The tax rate =35%
Weston's estimated Earnings per Share (EPS) is closest to

A. $0.40.


B. $2.54.


C. $3.11.
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单项选择题

压力容器通过安装（）来观察容器内液面的高低。

A.温度计

B.液面计

C.压力表

D.流量计
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