goaf

n.

废矿；

1. The coal spontaneous combustion in the goaf is one of the main coal disasters.
   采空区煤炭自燃火灾一直是我国煤矿的主要灾害之一。
2. The research results provide very important reference and basis for the safe operation of UHV transmission lines in the goaf area of coal mine.
   研究结果为我国煤矿采空区基础变形特高压输电线路的安全运行提供参考依据。

CFD simulation of goaf gas flow patterns
Underground goaf risk evaluation based on uncertainty measurement theory
Goaf coal spontaneous combustion temperature field theory and numerical analysis under mining conditions
Detecting, disposal and safety evaluation of the underground goaf in metal mines
Distribution regularity of spontaneous combustion 'three-zone' in goaf of fully-mechanized coal faces
NUMERICAL SIMULATION STUDY ON STABILITY OF NARROW COAL PILLAR OF ROADWAY DRIVING ALONG GOAF
Control mechanism and support technique about gateway driven along goaf in fully mechanized top coal caving face
Research on Foundation Treatment of High Voltage Transmission Towers Erected above Goaf of Coal Mine
Stability principle of big and small structures of rock surrounding roadwaydriven along goaf in fully mechanized top coal caving face
An estimation method for cover pressure re-establishment distance and pressure distribution in the goaf of longwall coal mines