Acknowledgement
본 논문은 뿌리·농기계 밀착형 기술개발지원사업 "부하 분석 및 구조 해석을 통한 토양경운 작업폭 조절 가변쟁기 개발(과제번호: IZ210032)"과제와 농림축산식품부의 재원으로 농림식품기술기획평가원의 농식품기술융합창의인재양성사업의 지원을 받아 연구되었음(과제번호: 320001-4).
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