题目内容
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[判断题]
将1.25修约成两位有效数字,得1.3。()
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第10题
A.2.838 , 0.2844 , 2862 , 0.04469
B.2.839,0.2845,2862,0.04469
C.2.839 , 0.2844 , 2861 , 0.04469
D.2.839 , 0.2844 , 2862 , 0.04469