5 HD—8及5 HD—8 A型低温干燥机是为农场系统3～10万亩规模的干燥流程而研制的。1981年初在黑龙江省农场总局科技处主持下,由黑龙江省农垦科学院、中国农机研究院、黑龙江省红兴隆农场管理局科研所、853农场、牡丹江农场管理局兴凯湖机械厂等单位组成谷物干燥联合设计组。受农牧渔业部农垦局的委托,在黑龙江省国营农场总局主持下,于1982年8月通过了科研鉴定。两种型号干燥机韵主要 5 HD-8 and 5 HD-8 A low-temperature dryers are developed for dry processes of 3 to 10 mu of farm systems. Heilongjiang Provincial Academy of Agricultural Sciences, China Agricultural Machinery Research Institute, Heilongjiang Province Hongxinglong Farm Authority Scientific Research Institute, 853 farms, Mudanjiang Farm Authority Xingkai Machinery Factory and other units under the auspices of the Science and Technology Department of Heilongjiang Provincial Farm Administration in early 1981, Joint Design Team. Commissioned by the Reclamation Bureau of the Ministry of Agriculture, Animal Husbandry and Fisheries, under the auspices of the State Farm Administration of Heilongjiang Province, passed the scientific research appraisal in August 1982. Two types of dryer rhyme main