Adjustable disc brush and roller systems could extend the service span.
可调的盘刷滚刷系统，增加了使用寿命。
Battery, maintenance-free , Charger for maintenance-free batteries, Disc brush, standard, Longlife fan, Tank-in-tank system.
标准盘刷2个，箱中箱式水箱设计，免维护电瓶和充电器。长寿命抽吸风扇。
By using the theoretical study results, the modification of the developed vertical disc brush wheel type seeding apparatus was curried up and the results were proved well.
应用理论研究成果对研制的垂直圆盘刷种轮式排种器的参数进行了改进，收到了较好效果。
By using the theoretical study results, the modification of the developed vertical disc brush wheel type seeding apparatus was curried up and the results were proved well.
应用理论研究成果对研制的垂直圆盘刷种轮式排种器的参数进行了改进，收到了较好效果。
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