数学单位换算154.6cm=_____m_____nm1m的3次方=____cm的3次方20cm的2次方=____m的2次方36S=____h
问题描述:
数学单位换算
154.6cm=_____m_____nm
1m的3次方=____cm的3次方
20cm的2次方=____m的2次方
36S=____h
答
154.6cm=__1.546___m_1.546×10-9____nm
1m的3次方=__0.000001__cm的3次方
20cm的2次方=__0.002__m的2次方
36S=_1/100___h