ȸ Ǽȸ , ̿ å ֹ ȸ

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  • 2024.09.30() 17:49
ȸ Ǽȸ , ̿ å ֹ ȸ
ְȯ ʿ
  • Է : 2024. 01.25() 15:50
ȸ Ǽȸ , ̿ å ֹ ȸ
걤ȸ Ǽȸ 25 14 ȸ 4 ٸ ȸǽǿ ̿ ְȯ ֹ ȸ ߴ.

̳ ȸ ϱ 븶 ֹ, ȹհǼ, û 18  ̿ ෮ , ϱ õƴ.

2 (̿ ) α λ, ַ ⡤ ̵ Ǹ , ̿ Ͽ ϴ ֹε ෮ ߻ ϰ ִ.

ǿ ̿ 븶 Ͽ ȯå⺻ ְ 65dB , ߰ 55dB Ͽ ϴ, ֹε 忡 Ͽ üϴ ٸ ̶͡ ͡ ߴ.

ȸ ֹε Ϻ ϴ , ̰ ġ ʾ ֹε ϻȰ ް ִ١, 䱸ߴ.

ƿ﷯ õ2  ӵ ü 80km ġ ߰ ϱ ٸ ӵ ߰ ܼī޶ ġ ̿ ܼ ʿϴ. ߴ.

ڴ ̿δ ڵ뵵μ ݻͳα ü 70km, õõ õ2α 60km, õ2κʹ 80km ְ Ư Ͽ μ Ͽ ϰڴ. ߴ.

ǿ λ ϴ ڵ 뵵  ܼ ϰ ִ ˰ ִ., ̿δ 7 ȸθ ̿Ͽ λ ʿ ෮ ߴ. ֱ⿡ å ֿ켱 ͡ ߴ.