[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f9ktUek-NPgIev5L87IjwFpk7VfjrhA19rB5ElTHiyYw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":8,"question":12,"related":13,"source":22,"type":78},[],"2026-01-05 22:55:07",303772980,[],{"courseId":9,"courseImg":10,"courseName":11},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","复合顶板发生推垮型冒顶条件分别是____、____、____、____、____",[14,24,29,34,39,44,49,54,59,69],{"answer":15,"createTime":16,"id":17,"options":18,"question":21,"source":22,"type":23},[],"2025-12-24 00:21:28",283150159,[19,20],"正确","错误","矿压观测分析报告是指导开采工作中采区设计、巷道布置、设备选型、支护设计、顶板控制的依据.( )","v1",3,{"answer":25,"createTime":16,"id":26,"options":27,"question":28,"source":22,"type":23},[],283150161,[19,20],"动压系数越大表明顶板来压越剧烈.( )",{"answer":30,"createTime":16,"id":31,"options":32,"question":33,"source":22,"type":23},[],283150163,[19,20],"支架与围岩体系的刚度由支架的刚度决定.( )",{"answer":35,"createTime":16,"id":36,"options":37,"question":38,"source":22,"type":23},[],283150165,[19,20],"断层带附近往往顶板裂隙发育、破碎,因此必须加强对断层带附近的顶板控制.( )",{"answer":40,"createTime":16,"id":41,"options":42,"question":43,"source":22,"type":23},[],283150167,[19,20],"采用及时支护会使工作面安全性变差.( )",{"answer":45,"createTime":16,"id":46,"options":47,"question":48,"source":22,"type":23},[],283150168,[19,20],"采煤工作面冒顶的处理,应首先采取措施恢复生产,接着就是抢救遇险人员.( )",{"answer":50,"createTime":16,"id":51,"options":52,"question":53,"source":22,"type":23},[],283150169,[19,20],"煤壁压力越大,一般片帮煤越多,这就说明冒顶危险性越大.( )",{"answer":55,"createTime":16,"id":56,"options":57,"question":58,"source":22,"type":23},[],283150170,[19,20],"采煤工作面支架的初撑力应能保证直接顶与老顶之间不离层.( )",{"answer":60,"createTime":16,"id":61,"options":62,"question":67,"source":22,"type":68},[],283150171,[63,64,65,66],"直接顶被密集裂缝切割,形成了游离岩块","采高过小","放顶煤开采","煤壁片帮","煤壁附近局部冒顶的原因不包括( ).( )",0,{"answer":70,"createTime":16,"id":71,"options":72,"question":77,"source":22,"type":68},[],283150172,[73,74,75,76],"下软上硬","软硬岩层之间存在有弱面和光滑面","软岩层的厚度薄(0.5-2m)","松软顶板与坚硬顶板的下沉不同步","复合顶板的特点不包括( ).( )",2]