%EA%B0%95%EC%84%9Cop%E3%82%A1%20%E3%80%90optop10%CB%9B%E2%93%92%D0%BEm%E3%80%91%E2%9C%B6%EA%B0%95%EC%84%9C%ED%9B%84%EB%B6%88%EC%B6%9C%EC%9E%A5%20%EA%B0%95%EC%84%9C%EB%A7%88%EC%82%AC%EC%A7%80%E2%99%9A%EA%B0%95%EC%84%9C%EC%95%88%EB%A7%88%EB%B0%A9%20%EA%B0%95%EC%84%9C%EC%95%88%EB%A7%88%E2%9C%AD%EA%B0%95%EC%84%9C%EC%95%88%EB%A7%88%EB%B0%A9