某同学体检时用肺活量计来测量肺活量,三次测得结果分别是3000毫

某同学体检时用肺活量计来测量肺活量,三次测得结果分别是3000毫升、3200毫升、3700毫升,平均是3300毫升,该同学的肺活量为:

A.3000毫升      B.3200毫升        C.3700毫升            D.3300毫升

答案

C

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