河北省农机部门在2003年秋收作业期间,对全省范围内所有在用的玉米联合收获机进行了生产试验的跟踪调查,以考核现有玉米收获机械的适应性、可靠性和作业性能。这次共跟踪调查玉米联合收获机39台,涉及10个厂家生产的14种机型,包括自走式、背负式和侧悬挂式。结果,开发生产时间长 During the autumn harvest operation in 2003, the agricultural machinery department of Hebei Province conducted a follow-up survey of production tests on all existing corn combine harvesters in the province to assess the adaptability, reliability and workability of the existing corn harvesting machinery. This time, a total of 39 corn combine harvesters were tracked, covering 14 models produced by 10 manufacturers, including self-propelled, knapsacked and side-hung models. As a result, development and production of a long time