[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fQwIR2rFxR8A1WHoSHKrp2h3IoXPzf_MvfS_UdheSKNg":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2024-03-22 13:29:21",135104435,[8,9,10,11],"张拉钢筋与浇筑混凝土同时进行","后浇筑混凝土","先浇筑混凝土后张拉钢筋","先张拉钢筋后浇筑混凝土",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},5,"1c1588a2f519d65c579cf24e23f364ff","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdd5e4634ae439c620f04d2c240dea47a.jpg","土木工程施工与组织","f4775e325a694c09894d77f41327cccb","预应力施工20190127174540(副本)","后张法的概念是( )",[21,26,35,44,53],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":34,"source":24,"type":25},[],135104436,[30,31,32,33],"承受轴心预压力的构件,所有预应力筋应同时放张","承受偏心预压力的构件,应先同时放张预应力较大区域的预应力筋,再同时放张预应力较小区域的预应力筋","板类构件,应从外向内对称放张","放张后预应力筋的切断顺序,宜由放张端开始,逐次切向另一端","有关先张法预应力筋的放张,下列说法不正确的是( )",{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":24,"type":25},[],135104437,[39,40,41,42],"50%","65%","75%","85%","先张法预应力筋放张时,如设计无专门要求,构件混凝土强度不得低于设计的混凝土立方体抗压强度标准值的( )",{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":24,"type":25},[],135104438,[48,49,50,51],"大于","小于","等于","小于等于","对配有多根预应力筋的构件,分两批张拉钢筋时,先批张拉钢筋的张拉应力( )后批 张拉钢筋的张拉应力",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":24,"type":25},[],135104439,[57,58,59,60],"初凝前","初凝后,终凝前","终凝后","达75%设计强度后","钢管抽芯法的抽管时间应在砼( )"]