题目内容

机件三视图间有“三等”关系,其中()两图长对正。

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井下不得带电检修、搬迁电气设备,停电后应按规定进行验、放电、封地。

A. 正确
B. 错误

You created a tabular report for human resources department. After viewing layout users have requested that you change the label of the dept column to something more meaningful. How would you change the label in the live previewer?()

A. Use the report wizard to change the column label.
B. Click and high light the column label and replace it with desired text.
Click the column label and alter its property palette.
D. Click the dept column and alter its property palette.&e

测量不可避免地会有误差,因此任何测得的结果不可能绝对正确。

A. 正确
B. 错误

单纯地从物价和货币购买力的关系看,物价指数上升25%,则货币购买力()

A. 上升20%
B. 下降20%
C. 上升25%
D. 下降25%

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