试题与答案

药品注册商标的单字面积不得大于通用名称单字面积的() A.五分之一 B.四分之一 C

题型:单项选择题

题目:

药品注册商标的单字面积不得大于通用名称单字面积的()

A.五分之一

B.四分之一

C.三分之一

D.二分之一

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A解析:对数列的各项作解析,81=41×2-1,41=22×2-3,22=13.5×2-5,13.5=空缺项×2-7,则空缺项=20.5÷2=10.25。故选A。

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