200000m= km,500000cm= m,0.0035mm= m,0.005m= km,0.007μm= m,0.00056m= nm 用科学计数法计算!
1个回答
展开全部
200000m=2×10^2 km,500000cm= 5×10^3m,0.0035mm=3.5×10^(-6) m,
0.005m= 5×10^(-6)km,0.007μm=7×10^(-9) m,0.00056m= 5.6×10^5nm
0.005m= 5×10^(-6)km,0.007μm=7×10^(-9) m,0.00056m= 5.6×10^5nm
已赞过
已踩过<
评论
收起
你对这个回答的评价是？
推荐律师服务：
若未解决您的问题，请您详细描述您的问题，通过百度律临进行免费专业咨询
