Ŷ Ƚɡ ʿߴ. 7ȸ īī 귱ġ Ʈ . ñ ǥ⡻ µ ۿ Ȳ ӿ ãƴٴϸ , ε ̴. 1 , £ Ȱ ̾ װ ̶ in ̾ ߴ ӿ ڱ ä ϰ ϸ ǽ, ⸦ Ǯ´. 2⸶ ̻ ϰ ̱, ȿ , , Ž, , ǿ ϴ ã ٴϱ, о ڿ ŸŰ 1000 ̳ , ſ Ȥ ǽɰ ο ̰ . ˾ θ ε å Ҵ.
1979 ¾ (Echo) . ̺ 밡 2 ̶ Ƹ Ͽ ڳ Ҹµ ̿ شѴ. Ȳ ܿ . ټ 35 Ѱ ұõ 帣 ߴ. Ŵ絿 ¥ ĭ濡 ¾ ȭ ϴ ĭ, ٴڿ Ⱑ ö , Ḹ ڴ ¥ ϸ Ȱ ̾ Դ. 2⸶ ̻ ٴϴ Ƶ ̴ ܳϰ , յΰ ڸ ߴ. Ӵϸ ð, ¥ ǽڿ ϸ ڴʰ ϰ ִ.
21 ȭ ڷ, ġơ ó ͷ, Ʈڸơ ͷ ߴ. Ʃ ä K ̻ 顯 ̴.
ѷα ſ ִ1. ȥ ƾ ߴ1. ƴ, ȥ ʹٴϱƹ ߴ 2. ĭδ ູ ٴ ٽ ǽ ãƴٴ ̾ ϴ ŭ̳ ղž ٸ ù , ȭ 1. [dz ] 2DK 2. ñ ǥ3. ִӴϸ ߴ Ʈ ɱ ұ ĭ ϶ ϴ ƴ϶4. Ŵ ο ƴ ϴ Ӵϰ ø ġ ݰ ƹ ñ ǥ 5. 2 ٸ ݺ ʹ Ʈ ⺸ ٷο 忡 ó 1 Ѵ ̶ Ͼ ȭ 2. [ȳ, ҿƮ] ȭ ĭ3. £ 2⸶ ̻ 6. ٲ 翡 ۵ Ӵ ù ̱ 丮ϴ 40 ? װ ٷ ϴ ٸ 7. ٶ ΰƮ ټ Ҵ ϴ λ » ߸ ÷ٺ â ٺ â , ӹ ̻ ϵ ƴ ȭ 3. [縶] ɸ ʷα ,