단위(FEET, METER , SM, NM ,KM, LBS , LITERS)

1NM = 1852meter(1.8km) =6076feet

1SM = 1609meter(1.6km) = 5280feet

 

1000ft = 304m , 10000ft 3048m , meter x 3.2 하면 feet 

 

1gal = 3.78liter

1gal = 8.32lbs

1liter = 33.8oz . 100ml = 3.38oz

1liter = 2.2lbs

 

1lbs = 0.45kg ,  1kg x 2.2하면 lbs