【摘要】 总结了中天山隧道深钻孔的布置原则,深钻孔解决的主要地质问题;详细介绍了孔内综合测试的实施技术要求及达到效果,并提出了几点认识和体会。更多还原

【Abstract】 The arrangement principle of Zhongtianshan Tunnel and major geological problems of gun drilling are concluded.The implementation technology and effects of inner bore comprehensive testing are introduced in details and several experiences and understandings are put forward.更多还原