1Kg ƿ ȭ 1 !û۱, ȭ ȯ 2
û۱ .繫ҷ ƿ ȭ ٲִ ȸ Ȱ Ȱȭ 2 ǽѴٰ . õ Ȱ ġ и ν Ϲ(Ź ) ȥ Ǵ ȥ Ǿ Ұ.Ÿǰ ִ. ̿ , ֽ, , , Ÿ ǰ 빰 ش .繫ҷ 1kg 50m η縶 ȭ 1 ȯ ֱ ߴ. û۱ ڴ ̹ ֹε ϻ и νİ Ǹ Ȱ ũ ̴. ߴ.