一、三十年来的成就 我国钻探技术早在秦朝就被用于开凿盐井,后来,由于长期受封建社会的束缚,发展缓慢。解放初期全国只有东北几个主要矿区遗留下来少数工人和十几台破旧钻机。直到解放后在中国共产党的领导下,地质钻探工作才获得了飞速发展。 三十年来,我国煤田地质钻探工作随着煤炭工业的迅速发展也得到了相应发展,各省、市(区)建立了相应的煤田地质勘探队 Achievements in One or Three Years Drilling technology in our country was used to excavate salt wells as early as the Qin Dynasty. Later, due to its long-term bondage with the feudal society, its development was slow. In the early days of the liberation, only a few workers and more than a dozen shattered rigs remained in the country’s major mining areas in the northeast. Only after the liberation was under the leadership of the Chinese Communist Party, has the rapid development of geological drilling. In the past 30 years, geological drilling in China’s coalfield has also been developed along with the rapid development of the coal industry. All provinces, municipalities and autonomous regions have established corresponding coal geological prospecting teams