1(km)= 0.621(mile)
1(m)= 3.281(ft)= 1.094(yd)
1(dmm)=10(cmm)=10(dmm)=0.01(mm)=0.001(cm)
1(cm)= 0.394(in)
1(cm)=10(mm)
1,000,000,000(nm) = 1(m)
1,000,000(nm) = 1(mm)
1,000(nm) = 1(µm)
1(nm) = 10 (Å)
1(Å)=10^-10m
1(A)= 10(m)
1(mile)= 1.609(km)
1(fm)= 1.829(m) 1(ft)= 0.3048(m)
1(in)= 2.54(cm)
1(n mile)= 1.852(km)
1(Cab)= 66(ft)= 20.1168(m) 1(yd)= 0.9144(m)
1(mil)= 0.0254(mm)
1(ft)= 12(in)
1(yd)= 3(ft) 1(rad)= 16.5(ft)
1(mile)= 5280(ft)
1(n mile)= 1.1516(mile)
Chinese traditional units of measurement
1(Li)=150(zhang) 1(zhang)=10(chi) 1(chi)=10(cun) 1(cun)=10(fen) 1(fen)=10(li) 1(li)=10(hao)
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