[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fQWrVHas0kr3vHlLfa6fSdCyAoPRDJQq60AlLMpgX1OE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":18,"related":19,"source":29,"type":30},[],"2023-05-10 14:34:07",966698311,[8,9,10,11],"&le;90&deg;","&ge;90&deg;","&lt;90&deg;","&gt;90&deg;",{"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},"1000079155","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F34582308761b8dbfed54db1ceb7d6cb7.jpg","建筑材料","54972736","建筑材料教程考试","当材料的润湿角( ),该材料称为憎水性材料",[20,31,39,44,49,52,57,62,67,76],{"answer":21,"createTime":5,"id":22,"options":23,"question":28,"source":29,"type":30},[],966698306,[24,25,26,27],"3.0g","2.5 g","3.3 g","2.9 g","在100g含水率为3%的天然砂中,其中水的质量为( )","v2",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":37,"source":29,"type":38},[],966698308,[35,36],"对","错","钢筋主要用来做建筑的梁、板、柱等骨架.( )",3,{"answer":40,"createTime":5,"id":41,"options":42,"question":43,"source":29,"type":38},[],966698309,[35,36],"随含碳量提高,碳素结构钢的强度、塑性均提高.( )",{"answer":45,"createTime":5,"id":46,"options":47,"question":48,"source":29,"type":38},[],966698310,[35,36],"随含碳量提高,建筑钢材的强度、硬度均提高,塑性和韧性降低.( )",{"answer":50,"createTime":5,"id":6,"options":51,"question":18,"source":29,"type":30},[],[8,9,10,11],{"answer":53,"createTime":5,"id":54,"options":55,"question":56,"source":29,"type":38},[],966698312,[35,36],"钢筋是黑色金属,因此颜色是黑色. ( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":61,"source":29,"type":38},[],966698315,[35,36],"热轧光圆钢筋便于弯折成型、容易焊接,可用于构造钢筋、拉杆等.( )",{"answer":63,"createTime":5,"id":64,"options":65,"question":66,"source":29,"type":38},[],966698317,[35,36],"钢筋冷拉和冷拔后的效果一样.( )",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":29,"type":30},[],966698320,[71,72,73,74],"保水性、可塑性好","硬化慢、强度低","体积收缩大","耐水性好","下列描述中不属于石灰技术性质的是( )",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":29,"type":30},[],966698322,[80,81,82,83],"黏结强度高","耐热性好","耐酸性弱","耐碱性和耐水性差","下列关于水玻璃的性质描述错误的是( )"]