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在史无前例的无产阶级文化大革命中,龙游探矿机械厂和地质部勘探所广大革命职工,高举毛泽东思想伟大红旗,以两条路线斗争为纲,以大批判开路,破除迷信,解放思想,经过二年的反复试制、改进,终于试制成功了东风25型电动凿岩机,这是毛泽东思想的胜利。东风25型凿岩机,是一种中频电动凿岩机,(需要软轴传动)可用于军工,铁道,矿山岩石平巷掘进工程中钻炮眼,特别适用于交通不便地区的掘进工作。东风25型凿岩机的动力,本身带有一台4千瓦200周波的发电机和一台小型压风机及一
In the unprecedented proletarian cultural revolution, the Longyou prospecting machine factory and the vast number of revolutionary workers from the Exploration Department of the Ministry of Geology held high the great red flag of Mao Tse-tung’s thought. They used the two lines of struggle as the guideline, opened the way with great criticism, broke away from superstition, and liberated thoughts. Years of trial and error, improvement, and finally successful trial of the Dongfeng 25 electric rock drill, which is the victory of Mao Zedong Thought. Dongfeng 25 Rock Drilling Machine is an intermediate-frequency electric rock drilling machine (requires flexible shaft transmission). It can be used to drill boreholes in military, railway and mining rock drifting projects, and is especially suitable for digging work in areas with inconvenient traffic. The power of the Dongfeng 25 rock drill has a 4-kilowatt 200-cycle generator and a small pressure fan and a