我国采矿工业战线的广大工人、领导干部和工程技术人员,经过无产阶级文化大革命的锻炼,阶级斗争和路线斗争觉悟有很大提高,积极响应伟大领袖毛主席“开发矿业”的号召,意气风发,斗志昂扬,在大打矿 The vast numbers of workers, leading cadres and engineers and technicians in the mining industry front in our country have greatly raised their awareness of class struggle and the route struggle through the training of the Great Proletarian Cultural Revolution, and have responded positively to the call made by Chairman Mao, the great leader, to “develop the mining industry.” , Fighting high in mining