4 յ ȭ ¼ ̾ . 30 ȭ ͼ ǥ 2.1% 5830 ŷ ƴ.
̳ ȭ 1б 401 ƴٰ ߴ. ̴ 2.5% þ ̴. Ǵ. 1603% 57, 1888% 43 ߴ.
ȸ ͼ Ϸ , ΰġǰ þ žҴ. ȭ ۳ 1б ŵ״. ȸ û ϸ鼭 Ʈ žҴ. ۳ 1б 83% ߴ. 2б ȭǸ鼭 80% .
̿ ռ 2013 ȭ ũ þ ŵ ִ. , Matǰ, IT ʹ (Foam) ΰġ ǰ þ ̴. ȭ ۳ ؿ 淮 ڵ , ýۿ Ѵٰ ִ.
4 ȭ ι и Ͽ¡ , ȸ ߴ. 100%. ȸ , , ȭ 繫ǥ ݿȴ.
ҷ ι 601, 2013 7% پ. ؿ ȴ. ι ַ ǰ ܿ ̷μ̴. ̷μ 2011 ϱ ǰ̴. Ϲ ܿ 120и(mm) ðؾ ִ ܿ ȿ ̷μ 75mm β ִ ִ.
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