[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fELLB-Dk6811CooYQIrkRIUsLBjGrOoVeE-3QC15Ji8E":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-09-11 20:36:58",159229502,[8,9,10,11],"1%~2%","2%~3%","2%~5%","5%~10%",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},30,"7d2826cbf40d034ae9d6d5fc0f425493","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1470c52251b4f25e3ceaacf9d5403ee3.jpg","桥梁检测与加固","387bcd96cf754e1dafdbe8caec442c6f","混凝土缺陷及钢筋锈蚀测试","电位法检测钢筋锈蚀状态,混凝土含水率对测量有明显影响,因此测量时构件应在自然状态下,含水率约为( )",[21,33,42,45,54,63,72,81,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-09-11 20:36:57",159229498,[26,27,28,29],"②①③⑤④","②①③④⑤","①②③⑤④","①②③④⑤","混凝土保护层测量试验步骤的正确顺序应为( ). ① 检测前应先对被测钢筋进行初步定位. ② 检测前宜具备有关图纸资料,以确定钢筋的种类和直径. ③进行钢筋位置检测时,探头有规律地在检测面上移动,直到仪器显示接收信号最强或保护层厚度值最小时,结合设计资料判断钢筋位置,此时探头中心线与钢筋轴线基本重合,在相应位置做好标记. ④钢筋定位后可进行保护层厚度的检测. ⑤将相邻的其他钢筋逐一标出","v1",0,{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":31,"type":32},[],159229500,[37,38,39,40],"5","6","7","8","混凝土表面损伤层检测时每一测位的测点数不得少于( )个",{"answer":43,"createTime":5,"id":6,"options":44,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":46,"createTime":5,"id":47,"options":48,"question":53,"source":31,"type":32},[],159229504,[49,50,51,52],"1个","2个","3个","4个","混凝土氯离子检测时,钻孔取粉的数量不宜少于( )",{"answer":55,"createTime":5,"id":56,"options":57,"question":62,"source":31,"type":32},[],159229506,[58,59,60,61],"0.01mm","0.1mm","1mm","2mm","根据某一测量部位各测点混凝土保护层厚度实测值,计算混凝土保护层厚度平均值时,应精确至( )",{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":31,"type":32},[],159229508,[67,68,69,70],"5%","10%","30%","50%","对某一类构件进行混凝土钢筋分布检测时,抽样数不少于同类构件总数的( )",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":31,"type":32},[],159229510,[76,77,78,79],"①②","①③","④","②③","超声脉冲波检测混凝土深裂缝时换能器的布置方式有:①对测法;②斜测法;③平测法;④钻孔法( )",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":31,"type":32},[],159229512,[85,86,87,88],"20Hz~150kHz","20kHz~150kHz","20kHz~150MHz","20MHz~150MHz","超声法检测混凝土缺陷所采用的超声波频率一般为( )",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":31,"type":32},[],159229514,[94,95,96,97],"50mm","500mm","100mm~300mm","400mm","在进行不密实区、空洞或混凝土结合面质量检测时,对于工业与民用建筑,测点间距宜为( )",{"answer":100,"createTime":101,"id":102,"options":103,"question":106,"source":31,"type":32},[],"2024-09-11 20:36:59",159229515,[104,105,97,95],"200mm","300mm","超声法检测结构混凝土裂缝时,当结构的裂缝部位只有一个可测表面时,单面平测法适用于裂缝深度不大于( )的情况"]