̶ ʰ ʽϴ ũ մϴ ũ ϱ մϴ. 1.0mmԴϴ ־ ʱÿ մϴ. : Ķ : ũμ 1
-Ⱑ 10,000 ̻ ̹Ƿ ˴ϴ. * 1,000 = 140 * 5,000 = 130 *10,000̻ = 120