[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$frPdNYTG6EMZYPQfwN80JY1bPVyCrj_e596jACcQA31o":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-11-27 11:39:28",243205878,[8,9,10,11],"剧烈;缓慢","缓慢;剧烈","快速;缓慢","以上都不对",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},100,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_46485414","3.9章节测验","道床下沉的初期发展最为(),后期发展()",[21,32,41,50,59,68,77,86,95,104],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],243205869,[25,26,27,28],"中间联结","区间联结","接头联结","固定联结","钢轨与钢轨间的联结叫()联结","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],243205870,[36,37,38,39],"冻结接头","胶接接头","绝缘接头","异形接头","不同型号钢轨和钢轨的联结接头叫( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],243205871,[45,46,47,48],"组件","扣件","连接件","元件","钢轨和轨枕的联结零件,我们简称为( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],243205872,[54,55,56,57],"筛选卵石;天然级配卵石;碎石","碎石;筛选卵石;天然级配卵石","天然级配卵石;碎石;筛选卵石","筛选卵石;碎石;天然级配卵石","道砟以质地坚韧的()为最好,()次之,()的质量较差",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],243205873,[63,64,65,66],"10—60","20—70","30—80","40—90","我国铁路的道砟标准粒径为()mm",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],243205874,[72,73,74,75],"碎石","卵石","粗砂","细砂","下面哪种材料,不能选做道砟()",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],243205875,[81,82,83,84],"像针那么细","像针那么长","长度是平均粒径的1.8倍","长度是平均粒径的0.6倍","针状颗粒是指( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],243205876,[90,91,92,93],"普通有砟道床","沥青道床","混凝土整体道床","以上都是","道床分为()",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],243205877,[99,100,101,102],"初期和后期","前期和后期","初期、中期和后期","前期、中期和后期","根据下沉的进展速度,道床的下沉可以分为()",{"answer":105,"createTime":5,"id":6,"options":106,"question":19,"source":30,"type":31},[],[8,9,10,11]]