[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fJaG8u4NCFC7Y5aIFiHsxV4gHZVNXJRqC4snSGbgZNoY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":104},[],"2025-12-21 01:04:24",276589538,[8,9,10,11],"蜂窝","麻面","裂缝","孔洞",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},53,"a31cb89f945b71ef6acfafe8ed7ffa61","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F047fb353147b4aa2b58d4d2fc761170c.png","建筑施工技术","work_48966391","选择题题库-可反复练习100次","混凝土质量缺陷主要有( )",[21,32,41,50,59,68,77,86,95,105],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],276589529,[25,26,27,28],"3昼夜","7昼夜","14昼夜","28昼夜","普通硅酸盐水泥拌制的混凝土浇水养护时间不得小于( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],276589530,[36,37,38,39],"顶、上、上、下","顶、下、上、下","顶、下、上、上","顶、下、下、下","施工缝宜留在结构受剪力较小且便于施工的部位,柱子施工缝宜留在基础的( )面、梁或吊车梁牛腿的( )面、吊车梁的( )面、无梁楼板柱帽的( )面",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],276589531,[45,46,47,48],"底部应先浇入不大于30mm厚比原结构砼强度高一等级的水泥砂浆","底部应先浇入不大于30mm厚与砼成分相同的水泥砂浆","底部应先浇入不大于30mm厚比原结构砼强度高一等级的水泥浆","底部应先浇入不大于30mm厚与砼成分相同的水泥浆","浇筑竖向结构砼前,为避免产生蜂窝、麻面及烂根现象,以下( )做法是正确的",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],276589532,[54,55,56,57],"高于20℃","不低于20℃","低于5℃","不低于5℃","混凝土的自然养护温度应符合( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],276589533,[63,64,65,66],"抗压强度","抗折强度","抗剪强度","抗拉强度","一般所说的混凝土强度是指( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],276589534,[72,73,74,75],"二个月","三个月","四个月","六个月","水泥的&quot;过期时间&quot;通常是指其保质期,国家标准和施工规范中普遍规定保质期为( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],276589535,[81,82,83,84],"由远而近、方向相同","由近而远、方向相反","由近而远、方向相同","由远而近、方向相反","梁板砼的浇筑应( ),砼的倾倒方向与振捣( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],276589536,[90,91,92,93],"高于+50C","高于&plusmn;00C","高于-50C","所有自然气温皆可","在自然气温条件下,对混凝土采取浇水、覆盖养护或塑料薄膜等养护,该自然气温条件指的是气温高于( )",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":104},[],276589537,[99,100,101,102],"振捣过度","养护不良","砼自由落高过大","砼水平运输条件不良","砼分层离析的原因主要有( )",1,{"answer":106,"createTime":5,"id":6,"options":107,"question":19,"source":30,"type":104},[],[8,9,10,11]]