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通过CQX-133型取芯工具在煤田地质钻探中的应用,介绍了该取芯工具的结构及特点,钻进技术参数及操作要求和实际应用取得的效果。
Through the application of CQX-133 coring tool in coalfield geological drilling, the structure and characteristics of the coring tool, drilling technical parameters and operation requirements as well as the practical application results are introduced.