农机作业服务公司股份制形式的发展趋势——以北京兴绿禾农业技术服务有限公司为例
농궤작업복무공사고빈제형식적발전추세——이북경흥록화농업기술복무유한공사위례
Development Trend of a Joint-stock Form of Agricultural Mechanization Service Company
저자의 최근 논문