In this paper, formulation of the number of equivalent options is given by analyzing the comentropy of the single choice items.

由分析单项选择问题的信息熵入手，给出这类问题等价选项个数的计算公式，对等价选项个数的值域进行了讨论。

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At the same time also can be used as indoor lighting equipment, replacing the former halogen lamp single choice, LED lighting concentrated light and bright, is the perfect tool for indoor atmosphere.

同时也可作为室内照明设备，取代以往卤素灯的单一选择，LED灯照明光线集中且明亮，是室内营造气氛的绝佳利器。

youdao

At the same time also can be used as indoor lighting equipment, replacing the former halogen lamp single choice, LED lighting concentrated light and bright, is the perfect tool for indoor atmosphere.

同时也可作为室内照明设备，取代以往卤素灯的单一选择，LED灯照明光线集中且明亮，是室内营造气氛的绝佳利器。

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