【摘要】 农用塑料薄膜都是聚乙烯烃类化合物,自然条件下极难降解,在土壤中可存在200～400年。为此,介绍了残膜对农业生产的危害和残膜回收机研究的重要性;并设计了一种滚筒式残膜回收机,阐述了该机的工作原理及其有关设计参数。通过试验表明:该机结构简单,工作可靠,动力消耗少,适应性广。更多还原

【Abstract】 This article introduces that used plastic film would be harmful to farming and that states the importance of the research of the used plastic film; then the author design a kind of used plastic film collector with roller, describes the working principle and the parameters involved. The experiments indicate that the machine has the characteristic of high working reliability, low energy consumption and simple structure.更多还原