5、扶式落叶清扫粉碎机的机构设计,与另两篇的三维设计和功能设计组成整体设计。关键词:高效率;环保;可持续发展;落叶清扫机;机构设计20Hand-type leaves clean smash one innovativedesign- Thedesign of theoverallstructureofdesignAbstractAccordingtothesurveyonthemarketnow,mostfitnessdevicesdonothavetransformedthehumanphysicalfunction,inpeoplefitnessexercisewhilecaus