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1、2020 年二建机电工程实务真题及答案（选择题）2015 年二建机电工程实务真题及答案（选择题）一、单项选择题1.【题干】水准测量采用高差法时，待定点的高程是通过()。A.调整水准仪调试得出B.计算得出C.水准尺度直接读出D.微调补偿器得出【答案】B2.【题干】吊装工程专项方案专家论证会应由()组织。A.建设单位B.设计单位C.监理单位D.施工总承包单位【答案】D3.为验证拟定的焊件工艺的正确性所进行的试验过程及结果评价是()。A.焊接作业卡B.焊接工艺评定C.焊接质量证明文件D.焊接作业规程【标准答案】B【名师解析】本题考查的是焊接工艺的选择与评定。焊接工艺评定为验证所拟定的焊接焊接工艺的正
2、确性而进行的试验过程及结果评价。参见教材 P29.4.【题干】设备基础的质量因素中，影响安装精度的主要是()。A.浇注方式和时间B.沉降和强度C.表面积和平整度D.温度和湿度【答案】B5.【题干】汽轮机低压外下缸组合式，气缸找中心的基准目前多采用()。A.激光法B.拉钢丝法C.假轴法D.转子法【答案】B6.根据压力容器安装许可规则，下列说法正确的是()。A.分片到货的球罐安装，属于压力容器安装许可管理范围B.只取得 GC1级压力管道安装许可资质的单位，不可以从事压力容器安装工作C.取得 A2级制造许可的单位，可安装高压容器，不得安装超高压容器文档编码:CZ6W1M10K1C2 HZ9V3G9O
3、7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2
4、J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M
5、10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G
6、9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4
7、B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W
8、1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V
9、3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7文档编码:CZ6W1M10K1C2 HZ9V3G9O7Q3 ZJ5U1B4B2J7D.压力容器安装前，应向设区的市的特种设备安全监督管理部门书面告知【标准答案】D【名师解析】压力容器在安装前，安装施工单位应当向直辖市或者设区的市的特种设备安全监督管理部门书面告知。参见教材P73.7.【题干】自动化仪表的取源部件安装，做法正确的是()。A.在工艺管道的防腐、衬里、吹扫后开孔和焊接B.同一管段上的压
10、力取源部件安装在温度取源部件下游侧C.温度取源部件在管道上垂直安装时，应与管道轴线垂直相交D.温度取源部件应近邻阀门出口侧安装【答案】C8.【题干】金属表面防腐前预处理要求，正确的是()。A.基体表面温度应高于露点3以上B.相对温度上升到 60%时，应停止除锈作业C.海砂作为喷射材料进行除锈作业D.金属表面应除锈彻底，打磨光滑【答案】A9.炉窑砌砖中断或返工时，中断或返工拆除时应做成()A.平齐一致直槎B.梯形斜槎C.一角直槎D.马形斜槎 2015二建答案【标准答案】B文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R
11、1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2
12、Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP
13、7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN
14、6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6
15、Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:
16、CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10
17、HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3【名师解析】本题考查的是耐火砖砌筑的主要技术要求。砌砖中断或返工拆除时，应做成梯形斜槎。参见教材P100.10.【题干】明敷管道横干管穿越防火分区隔墙时，管道穿越墙体的两侧应隔墙设置防火套管的长度，可用的是()。A.200mmB.300mmC.400mmD.500mm【答案】D文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U
18、10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z
19、1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3
20、文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C
21、7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q
22、8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8
23、H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3文档编码:CP7V8N7C7U10 HN6R1G4Q8Z1 ZK6Q2Z6Y8H3