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[单项选择]配制水泥石灰砂浆时,不得采用()。
A. 脱水硬压的石灰膏
B. 含水正常的石灰膏
C. 水泥
D. 中砂

热门试题:

[判断题] 人民警察使用枪支,应当以制止暴力犯罪行为为原则,可以不考虑人员伤亡、财产损失
A.正确
B.错误
[单选题]可燃物质在没有外部明火焰等火源的作用下,因受热或自身发热并蓄热所产生的自行燃烧现象,称为()。
A.闪燃
B.自燃
C.爆燃
D.阴燃
[单选题]采用几何定向时,摆动垂线的稳定位置可采用( )或其它方法确定。
A.直线法和定中盘法#
B.钢尺法和人眼观察法#
C.标尺法和定中盘法#
D.B和C都可以
[单项选择]己知数据表RSDA.DBF有30条记录,执行下列4条命令的结果是( )。
USE RSDA
GO BOTTOM
SKIP -1
LIST
A. 显示最后一条记录
B. 显示第一条记录
C. 显示倒数第二条记录
D. 显示所有记录
[判断题]预应力混凝土桥梁用塑料波纹管环刚度取其垂直方向变形为内径3%时所对应荷载值。(  )
A.正确
B.错误
[单项选择]Questions 141-143 refer to the following letter.
I appreciate you very much for dropping by our booth at the Exhibition last month. As you might have (141) noticed, our company specializes in providing various amenities to major international hotels around the world. Through years of operations in the industry, we have established a large customer base in Europe. We have also been increasing our market share in the Asian market in recent years.
Our main strength lies in supplying the highest quality products at the most competitive prices. In order for us to better (142) you, we would like to know more detailed information about the needs of your esteemed hotel. In most cases, we will be able to supply any of the same or similar products to you at much more competitive prices. (143) , based on your particular needs, we can propose a new design for your hotel. Please feel free to give us a call or fax us anytime for further details. We look forward
[单选题]触电急救,胸外心脏按压频率应保持在()次/min。
A.60
B.80
C.100
D.120
[单项选择]Passage Five
Language learning begins with listening. Individual children vary greatly in the amount of listening they do before they start speaking, and late starters are often long listeners. Most children will "obey" spoken instructions some time before they Can speak, though the word "obey" is hardly accurate as a description of the eager and delighted cooperation usually shown by the child. Before they can speak, many children will also ask questions by gestures and by making questioning noises.
Any attempt to trace the development from the noises babies make to their first spoken words leads to considerable difficulties. It is agreed that they enjoy making noises, and that during the first few months one or two noises sort themselves out as particularly indicative of delight, distress, sociability, and so on. But since these cannot be
A. parents can never hope to teach their children new sounds
B. children no longer imitate people after they being to speak
C. even after they have learnt to speak children still enjoy imitating
D. children who are good at imitating learn new words more quickly
[判断题]班组成本管理是持续的改善活动。
A.正确
B.错误
[单选题]1.208. 第208题 现场勘查的内容之一是,( )、细致查勘用电地址附近的供配电设施,包括供电区域、系统变电站、变(配)电所、线路、杆位、负荷等。
A.正确
B.核对
C.全面
D.准确
[多项选择]导游语言的艺术处理主要包括( )。
A. 适中、优美的语音、语调
B. 适宜的语言节奏
C. 必要的体态动作
D. 个性化服务
E. 满足游客审美要求
[单项选择]拔牙前后不需要常规给予抗生素预防并发症的是()
A. 糖尿病患者
B. 慢性肝炎患者
C. 慢性肾病患者
D. 风湿性心脏病患者
E. 先天性心脏病患者
[单选题]《山东省安全生产条例》第十条规定:( )人民政府和有关部门应当推动安全文化建设,开展安全生产警示教育,加强安全生产法律法规和安全生产知识的宣传,并将其纳入干部培训内容和国民教育体系,增强全社会的安全生产意识和安全防范能力。
A.各级
B.省级
C.市级
D.县级
[单选题]磁滞损耗的大小与频率()关系。
A.成反比
B.成正比
C.无关
D.不确定
[单项选择]在教育、教学中采用“一刀切、一锅煮”、整齐划一的方法,违背了个体身心发展的( )。
A. 顺序性
B. 阶段性
C. 差异性
D. 不平衡性
[单选题]糖尿病出现低血糖症的最常见原因是
A.进食过少
B.葡萄糖排泄过快
C.口服降糖药
D.注射过量胰岛素
E.血糖利用过多
[单选题]乳房出现质硬、固定、边界不清的肿块时,最可能的诊断是
A. 乳腺癌
B. 纤维腺瘤
C. 乳腺小叶增生
D. 纤维囊性乳腺病
E. 脂肪瘤
[填空题]
Directions: In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 36 to 43 with the exact words you have just heard. For blanks numbered 44 to 46 you are required to fill in the missing information. For these blanks, you can either use the exact words you have just heard or write down the main points in your own words. Finally, when the passage is read for the third time, you should check what you have written.

Opinions vary widely concerning workplace romance. Some organizations, on the assumption that romantic relationships are basically harmful to the success of the workplace, have explicit rules {{U}} (36) {{/U}} such relationships.
On the positive side, the work environment seems a perfect place to meet a poten
[判断题](238463)( )特种作业人员是指直接从事特种作业的人员。具体包括:电工作业、金属焊接切割作业、起重机械作业、锅炉作业等等。(1.0分)
A.正确
B.错误
[单选题]慢性肾炎的主要病变部位是( )
A.单侧肾脏的肾小球
B.双侧肾脏的肾小球
C.单侧肾脏的肾小球和肾小管
D.双侧肾脏的肾小球和肾小管
[判断题]用收入法计算的GDP中包括折旧,但折旧不属于要素收入
[单选题]SF6断路器的缺点之一是,SF6气体在电弧的作用下分解的()气体有毒。
A.硫化物
B.氧化物
C.低氟化物
[单项选择]心室肌细胞O期去极化主要是由于()
A. K+外流
B. Ca2+内流和K+外流
C. Na+内流
D. Ca2+缓慢内流
E. Na+和Ca2+内流
[单选题]党章规定,民主集中制是民主基础上的集中和集中指导下的民主相结合。它既是党的根本组织原则,也是()。
A.党的根本制度
B.群众路线在党的生活中的运用
C.党的组织原则
[判断题]调车作业中遇信号、联系中断或情况不明时,应立即停车,主动掌握安全。
A.正确
B.错误
[单选题]2、若刘某在出海前提起行政诉讼,则本案的被告是()。
A.A县公安局
B.A县政府
C.乡政府
D.派出所
[多选题]高空作业的PPE应该包括
A.安全头盔
B.安全鞋
C.全身安全保护绳
D.手套
E.安全眼镜
[单项选择]食物热效应作用最大的是
A. 蛋白质
B. 脂肪
C. 碳水化合物
D. 葡萄糖
E. 混合膳食
[单项选择]关于甲状舌管囊肿,下面哪一条是正确的()
A. 可以贴近舌骨或穿过舌骨
B. 可以穿过扁桃体窝
C. 可伸展到舌的盲孔
D. 应该和舌的中段一起切除
E. 在年轻人中最常见
[单项选择]He didn't()in the party last night
A. show off
B. show in
C. show up
D. show around
[单项选择]高一学生小张想进行一项“居民家庭闲暇时间效用”的调查活动。小张应调查的有______。 ①家庭人均面积 ②家庭每年人均读书量 ③家庭每年的旅游支出 ④家庭每月人均生活必需品支出 ⑤家庭每月用于体育锻炼的时间 ⑥家庭每年参加社区服务的时间
A. ①③④
B. ③④⑤
C. ②③⑤⑥
D. ①②③⑤⑥
[单项选择]直流电动机改善换向的方法不包括:( )。
A. 换向器片间电阻的测量
B. 换向器圆跳动量的测量
C. 电刷几何中性线位置的检查
D. 电枢绕组的更换
[单项选择]光面冷却壁用于()部位。
A. 炉底
B. 炉身
C. 炉缸
D. 炉腹
[单选题] 当运输批量与加工批量一致时,在制品移动方式为( )移动
A.平行顺序
B.顺序
C.平行
D.混合
[简答题]结合实际谈一谈教师怎样才能善于识别学生的情绪状况并教会学生调节和控制情绪的能力。
[单选题]在高速铁路运行区段,办理客运业务的车站,车站()应配备与司机通信联络用的无线对讲设备
A.站务员
B.行李员
C.客运值班员
[多选题]如果检修设备的热工仪表显示有压力,或压力表指示虽在零位,但泄压阀处仍有液体、气等介质流动的声音,应对设备的( )进行检查,在未查明原因前,应认为设备和系统内部有压力,不能擅自开始工作。
A.A.隔离措施
B.B.泄压措施
C.C.通风措施
D.D.压力表

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