On the basis of digesting and absorbing overseas advanced auto-control technology of variable rate fertilization, the homemade variable rate seeding machine is successful manufactured.

 
  • 为此,在消化吸收国外先进的变量施肥自动控制技术的基础上,成功研制了国产变量施肥播种机。
今日热词
目录 附录 查词历史