๊ฐ€๊ฒฉ์€ ์ƒ๊ด€ ์—†์Œ. ์ฐจ๋ผ๋ฆฌ ์‹ผ๋งˆ์ด ์‚ฌ๋А๋‹ˆ ์ข€ ๋น„์‹ผ๊ฑฐ ์ถ”์ฒœํ•ด๋„ ๊ดœ์ฐฎ์œผ๋‹ˆ๊นŒ ์•Œ๋ ค์ค˜. QC ํŠผ์‹คํ•œ๊ฑธ๋กœ