[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fTYqkz3kAVUCv9OalxDAOgvrCNZcmAVsdsRaiQRxQk4c":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":27,"type":101},[],"2026-03-17 01:44:35",324190785,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},455,"f25ccc5ec83501e1b98d91f6d4fdf561","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe806e72685df793f2993881c51d28679.jpg","土木工程事故分析与处理","work_50624785","建筑工程施工安全","起重指挥人员应穿反光背心,并配信号指示.( )",[19,29,37,45,53,61,69,77,85,93],{"answer":20,"createTime":5,"id":21,"options":22,"question":26,"source":27,"type":28},[],324190232,[23,24,25],"24V","12V","36V","在潮湿场所,金属容器及管道内行灯电压不得超过( )伏","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":36,"source":27,"type":28},[],324190233,[33,34,35],"8米及8米以上","5米及5米以上","2米及2米以上","凡在坠落高度基准面( )有可能坠落的高出进行的作业均称为高处作业",{"answer":38,"createTime":5,"id":39,"options":40,"question":44,"source":27,"type":28},[],324190234,[41,42,43],"1.5","1.25","1.1","链条葫芦新装或大修后应以( )倍允许荷重进行10分钟的静力实验",{"answer":46,"createTime":5,"id":47,"options":48,"question":52,"source":27,"type":28},[],324190235,[49,50,51],"20米","10米","15米","氧气、乙炔站周围多少米范围内严禁烟火( )",{"answer":54,"createTime":5,"id":55,"options":56,"question":60,"source":27,"type":28},[],324190236,[57,58,59],"14","10","6∽8","钢丝绳在作捆绑用时,安全系数规定为( )倍",{"answer":62,"createTime":5,"id":63,"options":64,"question":68,"source":27,"type":28},[],324190237,[65,66,67],"100°","120°","110°","起重作业时,起吊物应绑牢,吊钩悬挂应与吊物的重心在同一垂直线上,吊钩钢丝绳应保持垂直,严禁偏拉斜吊.捆绑用千斤绳夹角一般不大于90°,最大不得超过( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":76,"source":27,"type":28},[],324190238,[73,74,75],"5圈","4圈","3圈","使用卷扬机时,钢丝绳应从卷筒下方卷入,卷筒上的钢丝绳应排列整齐 ,工作时最少应保留多少圈( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":84,"source":27,"type":28},[],324190239,[81,82,83],"1\u002F2","1\u002F3","1\u002F4","砂轮片的有效半径磨损到原来的半径( )时必须更换",{"answer":86,"createTime":5,"id":87,"options":88,"question":92,"source":27,"type":28},[],324190240,[89,90,91],"290 ㎏\u002F㎡","270㎏\u002F㎡","250㎏\u002F㎡","脚手架搭设后应经施工及使用部门验收合格并挂牌后方可交付使用.使用中应定期检查和维护.脚手架的荷载不得超过( )",{"answer":94,"createTime":5,"id":95,"options":96,"question":100,"source":27,"type":28},[],324190241,[97,98,99],"40°","45°","60°","移动式梯子宜用于高度在4米以下的短时间内可完成的工作.梯子使用前应进行检查、确认安全、稳固后方可使用.使用时,梯脚应有可靠的防滑措施并搁置稳固,与地面夹角以多少为宜.( )",3]