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一架播种机的关键部件是排种器和开沟器,中国农机院耕作与种植机械研究所(邮码:100083 电话:010-64876357)等单位的技术人员采取了大小圆盘,肥、种深浅分置式开沟器和挖制式密齿型排种器分别获得中
The key components of an seeder are the seeder and opener. The technical personnel of the institute of farming and planting machinery of China Agricultural Machinery Academy (post code: 100083, 010-64876357) Shallow depth split type opener and dug-type dense tooth-type seed metering were obtained