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问题 判断题

工作人员工作中正常活动范围与10KV设备带电部分的安全距离为0.7米。

答案

参考答案：错

解析：工作人员工作中正常活动范围与10KV设备带电部分的安全距离为0.35米。

单项选择题

You are working on a software development project. On this project, a number of tests must be performed, including some that must be performed multiple time. The project includes activities whose sequence is conditional based on the outcomes of prior activities. For example, if an error is discovered through inspection, the project’s design may have to be modified, creating the need for additional testing. The network technique best able to handle these situations is ______ .

A．PDM network

B．PERT chart

C．GERT network

D．ADM network
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单项选择题


(由单选和多选组成)

国家统计局发布数据：2009年2月份CPI同比下降1.6%，为6年来首度负增长，工业品出厂价格同比下降4.5%。
根据以上材料，回答下列问题：

通货紧缩的基本标志是( )。

A．出口增长

B．物价持续下跌

C．投资膨胀

D．物价持续上升
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