权威例句
Backfilling technology and strata behaviors in fully mechanized coal mining working faceBuffing pad with graded flexibility and replaceable working faceNumerical analysis of water inrush from working-face floor during miningDifferent-source gas emission prediction model of working face based on BP artificial neural network and its applicationCoalmine working face moving gas monitoring based on ZigBeeEFFECT OF KEEPING CORE SOIL ON STABILITY OF TUNNEL WORKING FACEStudy of elimination outburst mechanism of middle-high pressure injecting water measure in coal mine drilling working faceStudy on the electromagnetic emission neural network forecasting method of coal and gas outburst of working faceApplication of Analytic Method in Calculating Floor Stress of a Working FaceInfluence of mining thickness on mechanical characteristics of working face and surrounding rock stress shell
