https://quasarzone.com/bbs/qc_plan/views/35654



38๋ฐ์‹œ๋ฒจ ๊ธฐ์ค€ ๊ณต๋žญ 1๋“ฑ,ย ์ตœ๋Œ€ rpm์—์„  2๋“ฑ


์„ฑ๋Šฅ์ด ์ข‹์€๊ฑด ๋งž๋Š”๋ฐ ๊ฐ€๊ฒฉ ์ƒ๊ฐํ•˜๋ฉด ๊ธ€์Ž„๋„ค์š”