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问题 选择题

留住人才要从分配制度上，使人才的劳动和贡献与他们的收入相适应，就要 （   ）

①建立按劳分配和按生产要素分配相结合的分配制度

　　②实行按劳分配制度

　　③大幅度提高有突出贡献的高层次人才的奖励和津贴

④实行年薪制分配方式

A．①②

B．②③

C．③④

D．①③

答案

答案：D

填空题

正弦交流电是由闭合线圈在匀强磁场中匀速转动产生的．线圈中感应电动势随时间变化的规律如图所示，则此感应电动势的有效值为______V，频率为______Hz．
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单项选择题

You are the project manager for a manufacturing company involved with making components for Internal Combustion Engines required for the automobile industry. In the past couple of days, there have been too many defects, and you would like to find out whether unusual events are occurring in your manufacturing process whose causes must be identified and corrected. For this purpose, you should use ______ .

A．inspection

B．Pareto charts

C．statistical sampling

D．control charts
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