[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fjcJ_rnYQlnPi7qm8ug-r0HLUuBtZcitgj9WSzMtdbd4":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-09-18 10:14:47",217051991,[8,9,10,11],"坚固性系数 f 值越大,岩石越坚固","该方法是一种经验性的岩石分级方法","f 值的计算考虑了岩石的抗压强度、抗剪强度等多种因素","广泛应用于矿山、隧道等工程",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},146,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","exam_166631854","大学生国家安全教育","以下关于普氏分级法的描述,错误的是( )",[21,32,41,50,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],217051988,[25,26,27,28],"小于","等于","大于","不确定","混凝土帷幕凿井法中,帷幕深度应( )预计的含水层深度","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],217051989,[36,37,38,39],"氧化剂水溶液","敏化剂","可燃剂","以上都是","乳化炸药与浆状炸药、水胶炸药的共同特点是()",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],217051990,[45,46,47,48],"中心回转式","环形轨道式","靠壁式","耙斗式","立井掘进装岩作业中,( )装岩机适用于大断面井筒,且装岩效率较高",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],217051992,[57,58,59,60],"泥浆护壁","壁后充填","振动","沉井","钻井法凿井过程中一般不需要的工序是()",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],217051993,[66,67,68,69],"只影响锚杆的布置密度","只影响喷射混凝土的厚度","影响锚杆的受力状态和支护结构的稳定性","对支护没有影响","矿山压力对锚杆联合支护的影响主要体现在( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],217051994,[75,76,77,78],"锚杆支护","锚索支护","喷射混凝土支护","棚式支护","以下属于被动支护方式的是( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],217051995,[84,85,86,87],"运输","回风","行人","开拓","按巷道的位置和用途可分为()巷道,准备巷道和回采巷道",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],217051996,[93,94,95,96],"支护材料不同","支护时间不同","支护对围岩的作用方式不同","支护成本不同","主动支护与被动支护的根本区别在于( )",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],217051997,[102,103,104,105],"风镐破岩","爆破破岩","机械破岩","水力破岩","掘进小反井时,常用的破岩方式是( )"]