[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f-vYICBcjEbJ3HqjLcqLjyk_pIFF8crwoil-z4AQdvFY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":15,"related":16,"source":20,"type":21},[],"2025-06-16 09:33:25",1061397018,[8,9,10,11],"向斜核部破碎,风化快;背斜两翼密实,风化慢","向斜核部密实,风化慢;背斜两翼破碎,风化快","向斜核部密实,风化慢;背斜核部破碎,风化快","向斜核部破碎,风化快;背斜核部密实,风化慢",{"courseImg":13,"courseName":14},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F102c7d3a308b5eec559ce43c4c3ff6e2.png","青藏地质学基础",""向斜成山,背斜成谷"地貌形成的主要原因是( )",[17,22,31,40,45,54,59,68,73,78],{"answer":18,"createTime":5,"id":6,"options":19,"question":15,"source":20,"type":21},[],[8,9,10,11],"v2",0,{"answer":23,"createTime":24,"id":25,"options":26,"question":29,"source":20,"type":30},[],"2025-06-16 09:33:26",1061397234,[27,28],"对","错","褶曲,一般有六个要素,它们是核部,两翼,轴面,枢纽,轴和转折端.( )",3,{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":20,"type":21},[],1061397360,[35,36,37,38],"底面","顶面","曲面","层面","岩层的上界面,称为( )",{"answer":41,"createTime":24,"id":42,"options":43,"question":44,"source":20,"type":30},[],1061397887,[27,28],"青藏高原造山带是洋壳、岛弧、陆块相互进行海陆、陆陆碰撞形成的.( )",{"answer":46,"createTime":24,"id":47,"options":48,"question":53,"source":20,"type":21},[],1061398244,[49,50,51,52],"三叶虫类","两栖类","鱼类","爬行类","古生代早期出现"寒武纪生物大爆发",当时最多的海洋动物是( )",{"answer":55,"createTime":24,"id":56,"options":57,"question":58,"source":20,"type":30},[],1061398331,[27,28],"我们用的铅笔芯是用石墨做的.( )",{"answer":60,"createTime":24,"id":61,"options":62,"question":67,"source":20,"type":21},[],1061398391,[63,64,65,66],"稳定的贯通矿物","蚀变矿物","原生矿物","新生矿物","变质岩中的特征是变质矿物为( )",{"answer":69,"createTime":24,"id":70,"options":71,"question":72,"source":20,"type":30},[],1061398438,[27,28],"岩石很坚硬,永远不会改变模样.( )",{"answer":74,"createTime":24,"id":75,"options":76,"question":77,"source":20,"type":30},[],1061399551,[27,28],"中国的中央造山带就是青藏高原中央风水岭造山带.( )",{"answer":79,"createTime":24,"id":80,"options":81,"question":86,"source":20,"type":21},[],1061399728,[82,83,84,85],"S波、P波的速度都明显增加","S波完全消失,P波的速度突然下降","S波、P波的速度都明显下降","P波完全消失,S波的速度突然下降","地震波横波(S波)和纵波(P波)的传播速度在莫霍界面处发生的显著变化是( )"]