ѳ ְ 2 ̻ Ӱ , "̱ ̻ȸ 縦 ϸ鼭 뷮 Ȯ(PSI) ﰢ ϴ "̶ "PSI ƴ " ߴ.
ְ ̳ ǵ 翡 ְȸ ̻ ° ó ϸ ο ֹߴ.
ְ 켱 ̻ ϸ ѡ̰ Ⱥ ǰ ɵְ ǰ ϸ鼭 ѹݵ ̶ ߴ.
̻ Ϻ ϴ Ȳ Ϻ ϰ ѡ̡ 3 Ⱥ Ǹ ϸ鼭 尨 Ȳ ߴ.
ְ ó ⱺ ġ ̱ Ⱥ PSI ϡ̰ 3 °å ȸ ߴ.
ְ ̿ , "ù° ̸ ϰڴٰ õߵ 츮 ƴϴ" "ι° å ȿ ̶ Ѵ" ߴ.
鼭 "δ Ѱ ̻ ϰ å ؾ Ѵ" "ź̻ ߿ ڸ Ȯ ƴ" .
ƿ " ȸ Բ Ѵ" " å ֱ ; Ѵٴ ϰ ʹ" ٿ.
ְ ̻ , " ̻ ۵ 簡 б " " Ȯ ̴ "̶ ߴ.