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玉米全膜双垄沟自走直插式精量穴播机设计
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戴飞1 , 杨正2, 赵武云1,* , 张锋伟1 |
Design of self-propelled direct insert precision hill-seeder of corn with whole plastic-film mulching on double ridges
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DAI Fei 1 , YANG Zheng 2, ZHAO Wu-yun 1,* , ZHANG Feng-wei 1
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直插播种作业原理图 1,盘形凸轮;2,运动放大机构;3,曲柄;4,连杆;5,成穴播种装置 |
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