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一九八三年十一月二十八日至十二月二日,冶金部地质局在辽宁冶金地质勘探公司机修厂召开了三项科技成果技术鉴定会.参加会议的有来自不同系统的40个单位、73名代表.三项成果是:由冶金部地质研究所研究设计、辽宁冶勘公司机修厂试制的“YCO-Ⅱ型多点随钻岩芯定向钻具及YDC型岩芯产状测角仪”;由辽宁冶勘公司机修厂研制的“水平钻孔测斜仪”和由冶金部第一冶金地质勘探公司探矿技术研究所研制的“钻进参数测定仪”.
From November 28 to December 2, 1983, the Metallurgical Bureau of Geology and Mineral Resources held three scientific and technological achievements appraisal meeting at the machine repair workshop of Liaoning Metallurgical Geological Exploration Company with 40 Units, 73. The three results are: the Ministry of Metallurgy Institute of Geology and Design Institute, Liaoning Metallurgical Engineering Mechanic Factory trial production of “YCO-Ⅱ-type multi-point while drilling core directional drilling tools and YDC core-like Goniometer ”;“ horizontal borehole inclinometer ”developed by machine shop of Liaoning Metallurgical Exploration Company and“ drilling parameter tester ”developed by Prospecting Technology Research Institute of the First Metallurgical Geological Exploration Company of the Ministry of Metallurgy.