差动除芒机的研究安凤平黑龙江省红兴隆农业技术学校宋洪波黑龙江省农垦科学院红兴隆科研所１引言目前，水稻、大麦仍有许多品种带有芒，经脱粒后，许多籽粒的芒无法根本去除，且有相当数量的籽粒带有梗，壳的表层带有绒毛。这些特有的物理机械性能造成清选加工环节中种于... Research on Differentiating Differentiating Machine An Fengping Hongxinglong Agricultural Technology School, Heilongjiang Province Song Hongbo Hongxinglong Scientific Research Institute, Heilongjiang Provincial Academy of Agricultural Reclamation 1 Introduction At present, there are still many varieties of rice and barley in the rice and barley. After being threshed, many grains of mandarin Can not be fundamentally removed, and there is a considerable number of grains with stems, shell surface with villi. These unique physical and mechanical properties caused the cleaning process in the planting of ...