【摘要】 本文阐述了水田尿素点深施机的结构和工作原理;提出了点深施商品尿素的设计思想;分析了施肥搅龙“行星”运动的特点和效果;并解决了泥水“倒流”等设计难点。在此基础上研制成水田尿素点深施机,其性能和节肥增产效果均达先进水平。更多还原

【Abstract】 This paper describes the structure and working priciple of the urea point deep applicator for paddy field, proposes the designed idea of point deep placement of urea, analyses both characteristics and results of feed auger’s "planet" motion, and solves difficult problems, just as water "following" into the hopper etc. On this basis we designed urea point deep applicator, the performance of which came up to advanced standards.更多还原