求翻译：2002.7-2003.12肉鸡示范场技术员，负责年出栏60万羽示范场日常管理和技术工作；2003.12-2005.3肉种鸡场技术员，负责肉种鸡场育雏生产日常管理和技术工作；2005.3-2007.12技术服务部肉鸡料技术服务专家，负责公司西区肉鸡料主销区技术服务工作和日常服务管理工作；2007.12至今肉鸡小龙推广部主管，主要负责开发肉鸡养殖基地和基地的正常运转。给上游提供好鸡苗投放计划和饲料生产计划，配合下游市场的毛鸡需求做好生产计划，中游负责各生产单元日常生产管理。是什么意思？

2002.7-2003.12 broiler demonstration field technician, is responsible for years slaughter 600,000 feather demonstration field daily management and technology work; 2003.12-2005.3 meat species chicken field technician, is responsible for meat species chicken field brooding production daily management and technology work; 2005.3-2007.12 technology service broiler material technology service expert, is responsible for company Western broiler material main pin area technology service work and daily service management work; 2007.12 so far broiler dragons Promotion Department competent, main is responsible for development broiler culture base and base of normal running. Chicks put on the plan and give upstream provides feed production plan, combined with lower market demand for chicken production scheme, the middle reaches of the production unit is responsible for the day-to-day management of production.