ݸ ̾鼭 ðܳ ٴ ڷ Ȱϴ ӵǰ ִ. ̺ ̾ ݸ ڴ ĻȰ ϰ ִ ̴.
ݱݸ 1 ⿹ 2~3% Ұϸ, ڰ ȣ൵ 뷫 4% ε, ݸ 2 سƵ Ŵ ִ ڴ 뷫 30~60 ģ.
Ȳ ̷ٺ ٸ ڻǰ Ÿ 찡 þ ͼ 㺸 ִ ó ã Ȳ̴.
ֽĽ ŷ ֱ 2 ְ ϶ нȿ űڱ ԵDZ⺸ ڱ ִ. Ʈ 뺯Ǵ ý ħü , ȭ 鿡 ̾ ִ.
ۿ, 糪 ȯ ü ó ŷеǰ ʿϰ 輺 Ϲ ٰ ִ.
ֱٿ ݸ ģ ڵ ߽ 1 ̸ Ҿ ִ ε ǰ鿡 ɵ ִµ, ǥ Ȱð ִ.
Ȱ ְ Ǽ ʿ δü ġ ϰų ȭ żϰ ϰ ϱ ο ְ ·, ټ ð , , ̿ شȴ.
α 1 ϸ鼭 ̵ ǰ ־, Ȱ ް ڴ Ȱ ǰ ִ.
ǰ νĵǾ 忡 1 ̸ Ҿ ִ Ӽ ִ.
ѱð ߿ 1 ̸ о ִ ǰ , Ϲ ߿ ݰ ( 30~50%) ڱ 1 ̸ ڻǰ ʴ.
̷ Ҿ ϴ 뷫 6% ̻ ں ̴. , Ҿ ִ ںδ 鿡 ǰ 쵵 Ƿ Ư̳ غ ʿ䰡 ִ.
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