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问题 单项选择题

设某铁路局去年运输完成情况为：旅客收入430105万元，行李、包裹收入28096万元，客运周转量55868百万人公里。则该铁路局去年客运人公里收入率为( )元/万人公里。

A．628.01
B．708.48
C．769.86
D．820.15

答案

参考答案：C

问答题 简答题

密件出境问题有何规定？
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单项选择题

Which of the following statements is not true ？（）

A．Attribute sampling is the process of assessing whether results conform to specifications or not

B．Prevention means keeping errors out of the process by applying actions before the process starts changing its input

C．Variables sampling means that the result is classified into one of the 3 categories: "acceptable"-"acceptable after rework" "rejected"

D．Inspection is often mainly done to keep errors out of the hands of the customer instead of as a means of process control
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