常见例句Keywords bolt;roadway;actual mingin roadway; 錨杆;巷道;沿空畱巷;ANALYSIS OF THE CHARACTERISTIC OF THE MINERAL SURROUNDINGS IN DENGMAYING LAKEBEACH OF MINGIN COUNTY, GANSU 甘肅民勤鄧馬營湖灘地地質環境條件分析data mingin 數據挖掘 返回 mingin