超前探测 meaning in Chinese
drift boring
Examples
- Application of ground radar in advance detection of coal roadway
探地雷达在煤巷超前探测中的应用 - Practical detect technology to discover the hornitos and weak terrane
应用超前探测技术查明溶洞及软弱层 - Practices on pilot probing technology with dc power three sources in xingtai mining area
直流电三点源超前探测技术在邢台矿区的应用 - The principle and application of advance surveying in roadway excavation by resistivity method
巷道掘进中电阻率法超前探测原理与应用 - Then inversion of the advanced detection is caried out by least square method
然后采用最小二乘法对超前探测视电阻率曲线进行快速反演。