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面积的进率(要全)m2、cm2、dm2、km2、公顷之间的进率.
人气:170 ℃ 时间:2020-01-24 12:21:50
解答
1km² =100公顷 =1000000m²(6个0) =100000000dm²(8) =10000000000cm²(10)1公顷=10000m² =1000000dm²(6) =100000000cm²(8) =0.01km²1m² =100dm² =10000cm...
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