Basing on researching domestic and foreign air-suction cylinder precision seeder , a new type of air-suction cylinder precision seeder was designed and manufactured .

• 本文在对国内外现有的气吸滚筒式精密排种器深入研究的基础上，对原有的设计进行了改进并制造了一种新型的气吸滚筒式精密排种器。