| λ̴ ġ ȸ ӿ, , Ư Ÿ Ϻ ˷帳ϴ. 밡 ̰, ִ ż ֿ ܼ Ȱ ִٰ մϴ.
25 (www.itooza.com) (24) ø , , YBMû ־ Ÿ. ä λ ӿ 4 峻 ڻ ֽ żߴٰ ߴ. ż 0.1~0.25%. ݸ 0.25% Ⱦ ຸ .
YBMû ֿ ̺ ðܸŸŸ 4( 0.24%) ߰ߴٰ ߴ. ̿ ̺ 24.1% 24.3% .
JB ȸ 11 ӿ ߴ. 淮 ֽ 0.01% Ϸ ũ ʾҴ. ۿ ̽ƿ, ߰ ż ̷.
ݸ AJī, Ʈ, ѼǾ ŵ ־. ѼǾ 赿 ̻ 0.27% 峻 Ⱦ ŵ Ը Ǵ.
Ʈ õ ǥ̻縦 ӿ 3 0.03~0.07% ȾҴ. Ư õ ǥ̻ ž ֽ Ⱦ 0% ƴ.
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