%EC%96%91%ED%8F%89%EC%85%94%EC%B8%A0%EB%A3%B8%E3%89%A7%20%E3%80%90optop10%CB%9B%EF%BD%83%D0%BE%EF%BC%AD%E3%80%91%E2%99%A3%EC%96%91%ED%8F%89%EC%B6%9C%EC%9E%A5%EC%95%88%EB%A7%88%20%EC%96%91%ED%8F%89%EC%95%84%EB%A1%9C%EB%A7%88%E2%99%80%EC%96%91%ED%8F%89%EC%B6%9C%EC%9E%A5%EC%98%A4%ED%94%BC%E2%9C%88%EC%96%91%ED%8F%89%ED%85%8C%EB%9D%BC%ED%94%BC%E2%99%A8%EC%96%91%ED%8F%89%ED%92%80%EC%8B%B8%EB%A1%B1