字体大小
A-
默认
A+
00:00:00
[{"id":7287,"title":"地下防水工程施工期间,明挖法的基坑必须保持地下水位稳定在基底( )m以下。","stem":"","options":"0.2^*@*^0.5^*@*^0.8^*@*^1","answer":"B","explanation":""},{"id":4309,"title":"根据《砌体工程施工质量验收规范》(GB 50203-2002)的规定,施工时所用的小砌块的产品龄期不应少于( )d。","stem":"","options":"14^*@*^20^*@*^25^*@*^28","answer":"D","explanation":"根据《砌体工程施工质量验收规范》(GB 50203-2002)的规定,施工时所用的小砌块的产品龄期不应少于28d。"},{"id":5067,"title":"配置C25现浇钢筋混凝土梁,断面尺寸为200mm×500mm,钢筋直径为20mm,钢筋间距最小中心距为80mm,石子公称粒级宜选择( )。","stem":"","options":"5~31.5mm^*@*^5~40mm^*@*^5~60mm^*@*^20~40mm","answer":"B","explanation":""},{"id":4477,"title":"临时性结构的使用年限为( )年。","stem":"","options":"5^*@*^10^*@*^15^*@*^20","answer":"A","explanation":"临时性结构的使用年限为5年,易于替换的结构构件25年,普通房屋和构筑物50年(普通住宅),纪念性或特别重要的建筑结构100年(比如人民英雄纪念碑)。"},{"id":7393,"title":"钢结构组装时,顶紧接触面紧贴面积至少应达到( )。","stem":"","options":"0.5^*@*^0.6^*@*^0.75^*@*^0.8","answer":"C","explanation":""},{"id":5421,"title":"高层建筑筏形基础和箱形基础长度超过40m时,宜设置宽度不小于( )的后浇带。","stem":"","options":"800mm^*@*^1000mm^*@*^1200mm^*@*^1500mm","answer":"A","explanation":""},{"id":6854,"title":"施工现场高压线下面的防火要求是( )。","stem":"","options":"不得在高压线下面搭设临时性建筑物^*@*^地面距高压线20m可以搭设临时性建筑物^*@*^高压线下面搭设临时性建筑物时需配备灭火器^*@*^高压线下面搭设临时性建筑物屋顶应搭设钢板进行防火保护","answer":"A","explanation":""},{"id":6801,"title":"施工现场供水系统包括( )。","stem":"","options":"取水设施^*@*^计算用水设施^*@*^废水处理设施^*@*^消防用水设施","answer":"A","explanation":""},{"id":5206,"title":"下列各项中,使用温度高达90摄氏度左右,寿命可达50年的是( )。","stem":"","options":"PP-R^*@*^PVC-C^*@*^PB^*@*^PEX","answer":"B","explanation":""},{"id":5803,"title":"一般抹灰工程的水泥砂浆不得抹在( )上。","stem":"","options":"钢丝网^*@*^泰柏板^*@*^空心砖墙^*@*^石灰砂浆层","answer":"D","explanation":""},{"id":4614,"title":"当用人工挖土,基坑挖好后不能立即进行下道工序时,应预留( )一层土不挖,待下道工序开始再挖至设计标高。","stem":"","options":"15~30cm^*@*^20~40cm^*@*^10~20cm^*@*^30~50cm","answer":"A","explanation":"当用人工挖土,基坑挖好后不能立即进行下道工序时,应预留15~30cm一层土不挖,待下道工序开始再挖至设计标高。使用铲运机、推土机时,保留15~20cm;使用正铲、反铲或拉铲挖土时留20~30cm。"},{"id":5251,"title":"建筑方格网测设方法采用轴线法时,长轴线的定位点不得少于3个,点位偏离直线应在( )以内。","stem":"","options":"60度±5″^*@*^90度±5″^*@*^180度±5″^*@*^30度±5″","answer":"C","explanation":""},{"id":5745,"title":"当设计无要求时,吊顶应按房间的( )1‰~3‰起拱。","stem":"","options":"长向跨度^*@*^短向跨度^*@*^对角线长度^*@*^面积的开方值","answer":"B","explanation":""},{"id":7541,"title":"花岗石因( )含量高,因此不耐火。","stem":"","options":"三氧化二铝^*@*^CaO^*@*^三氧化二铁^*@*^二氧化硫","answer":"D","explanation":""},{"id":5213,"title":"属于难燃性建筑材料的是( )。","stem":"","options":"铝合金制品^*@*^纸面石膏板^*@*^木制人造板^*@*^赛璐璐","answer":"B","explanation":""},{"id":6779,"title":"五芯电缆中必须包含( )的线。","stem":"","options":"淡蓝和绿、黄色^*@*^绿色和红色^*@*^黑和绿、黄色^*@*^淡蓝和白色","answer":"A","explanation":""},{"id":6986,"title":"关于挖掘城市道路,下列说法正确的是( )。","stem":"","options":"新建、扩建、改建的城市道路交付使用后3年内不得挖掘^*@*^大修的城市道路竣工后5年内不得挖掘^*@*^对未达到法定不得挖掘期限限制的新建、扩建、改建、大修的城市道路,如因特殊情况需要挖掘的,须经县级以上城市人民政府批准^*@*^因工程建设需要挖掘城市道路的,经市政工程行政主管部门批准后即可挖掘","answer":"C","explanation":""},{"id":7076,"title":"施工单位进行地下工程或者基础工程施工时,发现文物、古化石时,应当( )。","stem":"","options":"暂停施工,保护好现场,并及时向有关部门报告^*@*^暂停施工,保护好现场,等待建设单位进行处理^*@*^在建设单位、监理单位的共同监督下进行挖掘^*@*^应当将文物、古化石挖出后交给考古部门","answer":"A","explanation":""},{"id":5575,"title":"填充后浇带可采用微膨胀混凝土,强度等级比原结构强度提高一级,并保持至少( )的湿润养护。","stem":"","options":"7d^*@*^10d^*@*^15d^*@*^21d","answer":"C","explanation":""},{"id":5053,"title":"按相关规范规定,建筑水泥的存放期通常为( )个月。","stem":"","options":"1^*@*^2^*@*^3^*@*^6","answer":"C","explanation":""},{"id":7198,"title":"某地下民用建筑的疏散走道和安全出口的门厅,其顶棚、墙面和地面的装修材料采用的级装修材料,符合《建筑内部装修设计防火规范》GB 50222要求的是( )。","stem":"","options":"疏散走道的顶棚、墙面采用A级,地面采用B1级^*@*^疏散走道的顶棚采用A级,墙面和地面采用B1级^*@*^安全出口门厅的顶棚、墙面采用A级,地面采用B1级^*@*^疏散走道和安全出口的门厅,其顶棚、墙面和地面均采用A级","answer":"D","explanation":""},{"id":4846,"title":"矩形截面简支钢梁,跨中受集中力P作用。试问,当集中力增大为2P,梁高度变为原来的2倍,其余条件不变,则跨中截面最大弯曲应力是原来的( )。","stem":"","options":"1\/4倍^*@*^1\/2倍^*@*^1倍^*@*^2倍","answer":"B","explanation":"集中力增大为2P时,跨中弯矩M增大为原来的2倍,同时截面模量W也增大为原来的4倍,故跨中截面最大弯矩应力σ=M\/W变为原来的1\/2。"},{"id":5646,"title":"后张法有粘结预应力施工中,孔道灌浆所使用的水泥浆强度不应小于( )。","stem":"","options":"10N\/平方毫米^*@*^15N\/平方毫米^*@*^20N\/平方毫米^*@*^30N\/平方毫米","answer":"D","explanation":""},{"id":7051,"title":"施工单位对因建设工程施工可能造成损害的毗邻建筑物、构筑物和地下管线等,应当( )。","stem":"","options":"采取专项防护措施^*@*^通知相关单位采取措施^*@*^通知建设单位采取措施^*@*^通知监理单位采取措施","answer":"A","explanation":""},{"id":4971,"title":"建筑物的高度相同,其体形系数由小到大的平面形式是( )。","stem":"","options":"圆形时最小,依次为正方形、长方形以及其他组合形式^*@*^正方形最小,依次为长方形、其他组合形式,圆形最大^*@*^长方形最小,依次为正方形、其他组合形式,圆形最大^*@*^其他组合形式最小,依次为圆形、长方形,正方形最大","answer":"A","explanation":""},{"id":4422,"title":"在建筑装饰饰面石材中,具备坚硬致密、抗压强度高、吸水率低、耐酸耐腐、耐磨、耐久的天然石材是( )。","stem":"","options":"花岗石^*@*^大理石^*@*^水磨石^*@*^微晶石","answer":"A","explanation":"由于微晶石、水磨石均是人工石材,故答案C,D可以排除,而花岗岩和大理石的区别就是花岗岩用于室外,具有耐酸等特性,而大理石则宜使用于室内,其不耐酸。"},{"id":7522,"title":"下列不符合幕墙中空玻璃安装要求的是( )。","stem":"","options":"中空玻璃应采用双道密封胶^*@*^明框玻璃幕墙的中空玻璃应采用硅酮结构密封胶^*@*^隐框及半隐框幕墙的中空玻璃应采用硅酮结构密封胶及丁基密封胶^*@*^镀膜面应在中空玻璃的第2面或第3面","answer":"B","explanation":""},{"id":7303,"title":"钢筋进场时,应按照现行国家标准《钢筋混凝土用钢第2部分:热轧带肋钢筋》GB 1499.2等的规定抽取试件作( )检测,其质量必须符合有关标准的规定。","stem":"","options":"外观质量^*@*^焊接强度^*@*^力学性能^*@*^化学成分","answer":"C","explanation":""},{"id":7024,"title":"关于住宅室内装饰装修的行政管理规定,下列各项说法中正确的是( )。","stem":"","options":"在城市及乡村从事住宅室内装饰装修活动,应当遵守《住宅室内装饰装修管理办法》^*@*^国务院房地产行政主管部门负责全国住宅室内装饰装修活动的管理工作^*@*^省、自治区人民政府房地产行政主管部门负责本行政区域内的住宅室内装饰装修活动的管理工作^*@*^直辖市、市、县人民政府房地产行政主管部门负责本行政区域内的住宅室内装饰装修活动的管理工作","answer":"D","explanation":""},{"id":6709,"title":"分包单位拒不服从总包单位的安全生产管理而发生生产安全事故的,则( )。","stem":"","options":"由分包单位承担全部责任^*@*^由分包单位承担主要责任^*@*^由分包单位和总包单位承担连带责任^*@*^由总包单位承担责任","answer":"B","explanation":""},{"id":4876,"title":"框架-剪力墙结构对层高有一定的限定,下列选项中适宜采用框架-剪力墙结构设计的是( )。","stem":"","options":"8^*@*^15^*@*^25^*@*^30","answer":"B","explanation":""},{"id":6057,"title":"在网络计划的工期优化过程中,缩短持续时间的工作应是( )。","stem":"","options":"直接费用率最小的关键工作^*@*^直接费用率最大的关键工作^*@*^直接费用率最小的非关键工作^*@*^直接费用率最大的非关键工作","answer":"A","explanation":""},{"id":4916,"title":"下列关于梁中钢筋的保护层厚度的说法,正确的是( )。","stem":"","options":"箍筋表面至梁表面的距离^*@*^箍筋形心至梁表面的距离^*@*^主筋表面至梁表面的距离^*@*^主筋形心至梁表面的距离","answer":"C","explanation":""},{"id":6381,"title":"土石方施工时,白天施工现场噪声排放限值规定不超过( )dB。","stem":"","options":"65^*@*^70^*@*^75^*@*^85","answer":"C","explanation":""},{"id":6298,"title":"当施工后不久,卷材有下滑趋势时,下列各项中做法合理的是( )。","stem":"","options":"在卷材上部离屋脊300~450mm范围内钉两排50mm长圆钉,钉眼上灌胶结料^*@*^在卷材上部离屋脊300~450mm范围内钉三排50mm长圆钉,钉眼上灌胶结料^*@*^在卷材上部离屋脊300~500mm范围内钉两排50mm长圆钉,钉眼上灌胶结料^*@*^在卷材上部离屋脊300~500mm范围内钉三排50mm长圆钉,钉眼上灌胶结料","answer":"B","explanation":""}]
单选题
1
/
0
题干
0
1
、
标题
A
内容
【
正确答案
】
正确答案
【
答案解析
】
答案解析
上一题
免费刷题
解析
下一题