**PΚ**
y·³z
1Ϊ=0.30303m
1Τ=1.8182m
1’=3.9273km
1Μ¨°Δ=0.3048m
1Τ°Δή=0.9144m
1Ο²Ω=1.60934km
1C’=1852m
yΚΟz
1Ψ=3.306u
1½=300Ψ
1¬=3000Ψ
yΜΟEͺΚz
1Ψ―ΔΩ=1000ΠΨΨ―ΔΩ
1·ΫΨΒΔΩ=1000Ψ―ΔΩ
ydΚz
1ζ=0.00375s
1Ρ=3.75s
y¬³z
1Ι―Δ=1.852km/h