๋งˆ์šฐ์Šค๋Š” 2~3mm ์ฐจ์ด๋กœ ๊ทธ๋ฆฝ๊ฐ ์™„์ „ ๋‹ฌ๋ผ์ง€์ž–์•„

์–ด๋–ป๊ฒŒ ๋ณด๋ฉด ์ด ์ •๋„ ๊ทผ๋“ค๊ฐ‘์€ ์ •์ƒ์ด๋ผ๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.