Home | About Journal |  Editorial Board |   |  Instruction |  Subscription |  Advertisement |   |  Download |  中文  Office Online   Search     Adv Search

	2021, Vol. 58(1): 223-228    DOI:
	Discussion on Imaging Operation Technology in Advanced Horizontal Boreholes of Railway Tunnels
	(Kunming Railway Vocational and Technical College, Kunming 650200)
	Received null  Revised null
	Supporting info

Copyright © 2011  Editorial By MODERN TUNNELLING TECHNOLOGY Supported by:Beijing Magtech Co.ltd  Email:support@magtech.com.cn