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煤炭部石家庄设计研究院９项科研成果通过鉴定煤炭部石家庄设计研究院佘梦桐１９９５年１０月１９～２１日，煤炭部科教司委托规划发展司在开滦矿务局召开了对石家庄设计院研制开发的９项科研成果的鉴定评议会。这９项科研项目是：①２０ｔ箕斗定量装载机；②２０ｔ外滚轮...
Nine Research Achievements of Shijiazhuang Design and Research Institute of the Ministry of Coal passed the appraisal of Shijiazhuang Design and Research Institute of the Ministry of Coal Shi Mengmeng From October 19 to 21, 1995, the Department of Planning and Development of the Ministry of Coal Science and Technology convened the development of the Shijiazhuang Design Institute in the Kailuan Mining Bureau. Of the nine scientific research achievements identified by the Council. The nine research projects are: 120t bucket loader; 220t wheel...