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| 츲ǻȨ > 츲 å > ü |
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ΰ - 21 (츲Ѽ 216)
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念
| 2005 12 27
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| 귣 : 츲Ѽ |
| ʼ : 96 |
| : 6,800 |
| åũ : |
| ISBN : 978-89-522-0466-0-04080 |
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Ž, ・, £ ߿ μ ΰ Ȱ Ұ 踦 ִ ΰ ˾ƺ. ڴ 21 ũ (ͷ) ִ ְ߿ ̾߱ ش
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ΰ ⺻
ΰ ΰ
ΰ, ֳ?
ΰ 뿡
츮 ΰ ñ
, ũ (ͷ)
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̹ 츮 ΰ
츮 ϻ . TV Ѱ α , Ѵ. ʰ 뿪 Ÿ Ͽ ͳ ϰ, ʿ GPS ġ ̿Ѵ. ΰ. Ⱑ ߰ , ؾ ȯ , 21⸦ ִ 츮 ִ ο ȯ κ ΰ ̴.
21 ȭ κ ΰ Ȱ ߿伺 ϰ ִ. 츮 ֿ ε ɻ簡 ִ. Ź , Ƽ̵ , , ̿ ġ ð , ̿ ڿŽ ذýý ΰ η ͷμ ϻȰ ġ ִ.
ΰ
1945 Ƽ Ŭũ(Arthur Clarke) ꡔWireless Worldꡕ 24ð ֱ ˵ Ʈũ ǥϿ. 24ð ֱ, ΰ ӵ ̸ ΰ ִ ó δ. ˵ ˵ Ǵ Ŭũ ˵(Clarke orbit) θ. ״ 3 ˵ 踦 Ŀ ִٴ ˾Ƴ. Ŭũ ̷ ÿ ϴٰ 1957 ô밡 鼭 DZ Ͽ.
1957 10 4, ҷ(þ) ΰ ǪƮũ 1ȣ(Sputnik 1) ˵ ÷ 踦 ¦ ߴ. ǪƮũ 1ȣ ֽô ・ 뱹 ְ£ Ǿ. ҷ ΰ ̱ ҷÿ ְ߿ θ ѱ ź̻ ߰£ ó ǹϴ ̾. ̱ 1.2m, 20.3cm, 14.6kg, ڱ ؼ ΰ ͽ÷η 1ȣ(Explorer 1) ǪƮũ 1ȣ 4 1958 1 31Ͽ Ͽ. ΰ ̷ ۵Ǿ.
ø , ΰ
1957 10 4 ҷ ΰ ǪƮũ 1ȣ ˵ ÷ ̱ η . ̴ ҷ ְ ̱ ϴٴ ߱ ̴. ̱ 1958 ù ° ͽ÷η 1ȣ ߰, ̾ (Կ) ÷ȴ.
ʱ ĸ ̿ ۺϴ Ϳ Ͽ , ʸ ĸ ߷ ȸϴ ߴ. ̱ Ŀ ҷð ϸ鼭 Ȳ . ̻ U-2Ⱑ ҷ ߵ ̵ ϴ Ϲε鿡 ˷ ʾҴ. 1996 ̱ 1õ ̻ ߴٰ Ѵ. ҷõ ̿ ˷.
ó ø ߴ. ̱ ũ ر 忡 ִ þ ȣ( cm ػ ) ִٰ ڶϰ ߴ. øα غ̶ ϸ Ȯ ʾҴ. ø õ 㿡 Կ , 1988 ̱ ̴ ũν(Lacrosse) 縦 ذƴ. ũν ĸ ݻĸ о ռ̴(SAR) ̳ ӿ ־ ̴.
ΰ ִ ̾߱ Բ ڴ ΰ , κ ΰ ⺻ ش. å ΰ 뿡 츮 ΰ ñ, 21 Ͻ 밡 ֿ ؼ ִ å̴.
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ڼ ϴ.
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