该文在分析残膜回收机具性能的基础上，提出对起膜机构的设计。
The performance of the polythene film collector was analyzed, and the design of the loosening shovel was developed.
该文在分析残膜回收机性能的基础上，对起膜机构与集膜机构进行了设计研究。
The performance of the polythene film collector was analyzed, and the loosening shovel and curl-up film roller were designed and developed.
该文在分析残膜回收机性能的基础上，对起膜机构与集膜机构进行了设计研究。
The performance of the polythene film collector was analyzed, and the loosening shovel and curl-up film roller were designed and developed.
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