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由中国林业科学研究院木材工业研究所和新民林业机械厂联合研制的3WG-400型高射程喷雾机,于1991年12月18日在北京通过部级鉴定。该鉴定会是由林业部科技司委托中国林业科学研究院主持召开的,来自林业部机关、有关高等院校、科研单位、制造厂家及使用单位的专家参加了会议。3WG-400型高射程喷雾机课题属于林业部“七五”科技重点(攻关)项目,该机为拖拉机
The 3WG-400 high-range sprayer, jointly developed by the Institute of Wood Industry of the Chinese Academy of Forestry and the Xinmin Forestry Machinery Plant, passed the ministerial appraisal in Beijing on December 18th, 1991. The appraisal meeting was commissioned by the Chinese Academy of Forestry Science and Technology commissioned by the Department of Science and Technology of the Ministry of Forestry. Experts from the Ministry of Forestry, relevant universities, research institutes, manufacturers and users of the equipment participated in the meeting. The project of the 3WG-400 high-range sprayer belongs to the “September 5” scientific and technological key project of the Ministry of Forestry. The machine is a tractor.