河北省保定地区的山区、丘陵区,近年来打成一千多眼深岩石井,这对山区的人、畜饮水和农田灌溉起了不小作用.但是由于所选井位深处的水层裂隙被土石和杂物冲填积塞以及在钻进中被岩粉、钢砂把水层中的裂隙水线阻塞,出现了一批水量很小几乎要作废的井,造成人力、物力的很大损失. 1980年春,地质部技术方法研究队与曲 In mountainous areas and hilly areas in Baoding, Hebei Province, more than 1,000 deep-rock wells were drilled in recent years, which played an important role in the irrigation of people, livestock and farmland in the mountainous areas, but due to the water depth Fissures were filled with earth and rock fill debris and drilling rock powder, grit in the water layer of the fissure water line obstruction, there was a small amount of water is almost to be abandoned wells, resulting in manpower and material resources is very Great loss .1980 spring, the Department of Geology and technology research team and song