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将数1.500按0.2修约间隔进行修约,其修约数为()
将数1.500按0.2修约间隔进行修约,其修约数为()A.1.4B.1.6C.1.40D.1.60查...
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将数2250按100修约间隔进行修约,其修约数为()
将数2250按100修约间隔进行修约,其修约数为()A.2.0×103B.2.2×103C.2.3×...
将数1.500按0.2修约间隔进行修约,其修约数为()A.1.4B.1.6C.1.40D.1.60查...
将数2250按100修约间隔进行修约,其修约数为()A.2.0×103B.2.2×103C.2.3×...