â ΰ (SLR)
ѹݵ ΰ Ÿ mm ر Ѵ Ÿ ֹü
/ Է : 2018 11 02
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ѱõ(: ) â ǻ꿡 ѹݵ ΰ mm Ÿ , ִ ΰ (SLR, Satellite Laser Ranging) ϰ Ѵ. SLR : ü ݻ ǵƿ Ͽ պð ν mm Ȯ Ÿ ϰ, ̸ ʿ б˵ ϴ ý
ֱ ֹü ΰ 浹 輺 ϴ پ ֹü ڱ ȣ εǰ ִ. κ ܱ ϰ ־ ѱõ ֹü о߿ ҽŰ ȯ氨 ɷ ȭϱ 2008 ΰ ý ߿ ִ.
ѱõ 2015 Ưġÿ , ΰ ҿ ̾ 10 31() â ΰ Ҹ Ѵ.
â ΰ Ҵ ũⰡ 40cm ýۿ ū 1m ƴ. µ ˵ 36,000km ΰ Ÿ ִ. Ư ݻ ġ 20cm ֹü ְ о߿ ϰ ִ. ý 1,000km ̳ ΰ ֹü ̹ Կ ִ.
ѱõ ΰ Ҹ ΰ б˵ , ȯ Ӹ ƴ϶ â ý ̿ ֹü ̹ Կ ÿ Ȱ ̴. ΰ Ҵ ⱸ(ILRS, International Laser Ranging Service) (SEJL) ҷ ϵ ϰ , â ΰ Ҵ â(GEOL) ҷ ϵ Ʈũ Ȱ ϰ ȴ.
â ΰ ҽ 10 31() 11ÿ ֵǸ, ̳ 翡 ѱõ , θ â, бź ֿȣ , м 屺 ̴. |
/  Է : 2018 11 02
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