: ð ִ, ?
fjrigjwwe9r3edt_lecture:conts

ȯֱ 1~2 ̿ ΰ ߽ ȯڵ ð ִ.  ȯ̰, þ ϱ?

Ⱑ Ǻο ؼ ߻ϴ ſ Ǻȯ̴. ϸ, Ǻǥ鿡 ư Ǻ Ư¡ ִ.

⿡ ̴ Ư¡ 㿡 ̴. ̷ 밳 ڸ ۵ǰ ۵DZ⵵ Ѵ. 4~6ְ ẹ⸦ Ÿ ʱ δ ܵDZ ſ Ϲ ˷ ʱ⿡ ġϰ ȴ.

־ հ , ܵ, ȸγ ̿ ַ Ұ ְ, Ϲ ⿡ ˷ ó ̱⵵ Ѵ.

鿪 ɰϰ ̵ ȯڳ Ⱓ 鿪 , , ڰ鿪ȯ ȯڿ ʸ Ǵ 븣 ̱⵵ ϰ, ̷ 븣 ҵ Ϲ ޶ ʾ 찡 .

ġ ġ Ⱓ ٸ Ǹ ȣǴµ, ǽɵǴ 鵵 ġϴ ߿ϴ. ̳ ħ  ġⰣ öϰ Ź ؾ Ѵ. 1 ĺ , Ⱑ Ŀ ȣϴ 쵵 ִ.

õǴ溴 Ǻΰ 1980 ʹݱ ܷȯ 10% , Ȱ ö󰡸鼭 0.1%ϱ ҵ ȯ Ⱑ ʴ١ ֱٿ 纴 ε ܻȰ þ鼭 ߴ ȯڿ ο ȣ, , ȣڱ ϰ ȯڵ þ ִ١ Ѵ.

ڵ ַ Կϴ 纴 ö ؾ ϰ, ̳ ο ȣ翡 ȯ ؼ ̵鿡 2 ؾ Ѵ. ̿ ȯ ϰ, ǽɵǴ ٷ ϴ .

ǰ ù - ̴ (www.hidoc.co.kr)

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