뗚 1 튳 웳튵풰쟸룟뛋낲럀펦폃쾵춳뷢뻶랽낸 뗚 2 튳 쒿슼 뗚튻헂 쿮쒿룅쫶............................................................................................................................. 4 1.1 붨짨놳뺰............................................................................................................................. 4 뗚뛾헂 쾵춳탨쟳럖컶......................................................................................