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û4-Hȸ ְ֡ϰ 泲 Ŀ ̹ 4-H, Բ û ! Ͽ 79 3ϰ .
̹ ڷγ19 ߴܵ 4 ֵ, 4-H ̳ ߿伺 ˸ û ϴ ȭ õƴ.
ֿ α , û 귣 , 깰 , ü, ñ ð, ȭ, ȯȭ ķ, ̴.
ȸ ȭ ǿ, ȸǿ, , , ѱ4-H߾ӿȸ, û4-Hȸ ü, û4-Hȸ, 1000 ̳ ȭ , â, ǹ , ķ, ȭ , м ƴ.
Ư ̹ ȭĿ ź߸ Ư ź߸ å ߸ ߿ܿ ̿ߴ Ŀ ߱̿(LED) ȭ ؼ .
ڸ 4-H ȸ 츮 ̷鼭 4-Hȸ Բ û 5000 , 1 鼭 Ʊ Ű 굵 ø ִ ý ̶͡ ߴ.
̾ Ʈ Ȯ , Ρ ְ ȯ ̶͡ 츮 ý 濡 4-H Բ ֱ ٶ١ ٿ.
û4-Hȸ 롤ü 4-H ̳ ΰ Ծ â ̷븦 ϴ л 4-H Ȯ 缺ϴ û 4-H ̸, 6300 ȸ ϰ ִ.
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