摘要
介绍了双激光指向仪在兖矿集团济宁二号煤矿巷道掘进中的安装情况与调试方法,并论述了使用双激光指向仪的优点和注意事项。
Introduces the installation situation and debuging method of two baser guide instrument in drivage in Jining No. 2 coal mine of Yanzhou mining group and expounds the merit and the otice of making use of the two laser guide instrument
出处
《山西焦煤科技》
2007年第6期17-18,27,共3页
Shanxi Coking Coal Science & Technology
关键词
双激光指向仪
巷道
掘进
测量
Two laser guide instrument
Tunnel
Drivage
Survey
