(简答题)
转载台面与受矿坑的垂线与货堆坡面所形成的夹角为30°,则货堆坡面角为?
答案解析
(单选题)
转载台受矿坑宽度为自()。
(填空题)
受矿坑电铲()时,可以挖空转载台一侧的保安平台。
转载台受矿坑作业电铲轨板印迹多少个折合1米?
转载台受矿坑边缘线总长80m,如果转载台两边均挖掘到限,问此时转载台的工作线长度是多少?
转载台设计台面宽度为()米。