除锈-涂底漆联合作业机
cleaning and priming machine
耕播联合作业机
Separated-gang rototilling-planting combine
cultivator-planting combine
快速腐熟秸秆还田联合作业机
fast decomposition straw returning machine
清田整地联合作业机
Combine machinery for field cleaning and land preparation operations
农机作业合作社
agricultural cooperatives operating
machinery service cooperation
agricultural machinery cooperation
agricultural machinery co-operatives
毒物、粉尘联合作业
Dust and toxicant-exposed work
联合作业分析
combined operation analysis
联合作业线
combination of galvanizing lines with pickling or colour coating lines
联合作业协议
joint operation agreement
联合作业穴播机的设计
Design of Combined Punch Planter
射孔-处理联合作业的固砂工具
shoot-and-treat sand consolidation tool