热门试题:
[判断题]按《塔里木油田钻井井控实施细则》规定:录井队录井作业期间工作要求,提供及时的地质预报和工程异常预报,其中,钻开油气层前,应提前10天向井队提出书面报告。
A.正确
B.错误
[多选题]由于硫化氢风险具有突发性、隐蔽性的特点,在工程实践中必须采用合理的规避措施。目前的常规手段是()等。A.
A.提高泥浆密度
B.B.提高泥浆的pH值
C.C.使用高效除硫剂
D.D.减少浸泡时间
E.E.分离燃排
[多选题]下列( )都必须申请注册商标,未经核准注册不得生产销售。
A.卷烟
B.雪茄烟
C.有包装的烟丝
D.复烤烟叶
[多项选择]一个好的企业使命的标准应当包括( )等。
A. 应该明确企业生存的目的
B. 应该使本企业与其他企业保持一致
C. 应该清楚明自,易于为整个企业所理解
D. 应该作为评价企业现在和未来活动的框架
E. 应该允许企业的冒险行动
[单项选择]
男性,35岁,小肠切除术的病人,术后4天仍恶心、呕吐,无明显腹痛。体查:患者倦怠、乏力,血压110/90mmHg,脉搏100次/分,体温38℃;全腹膨胀,无肠型、压痛和肠鸣音,白细胞8.5×109/L,血清钠140mmol/L,动脉血pH值为7.80,血清钾3mmol/L,腹部透视4~6个气液平面。临床诊断为术后肠麻痹。 |
其治疗重点是
A. 胃肠减压
B. 大量抗生素
C. 手术解除肠粘连
D. 纠正碱中毒,补钾
E. 纠正酸中毒,补钠
[判断题]从根本上来说,选择性紧缩战略是一种以长远发展目标为出发点的积极的紧缩战略。
[单选题]盲板作业需要动火割螺丝,必须在正压下进行,可同时割掉()个,并迅速更换拧紧。
A.2
B.1
C.3
[多选题]云台摄像机主要有( ) 两种。
A.一体化摄像机
B.半球摄像机
C.快球摄像机
D.网络摄像机
[单项选择]活塞装入气缸时,活塞环口第一道环口应与活塞销中心线成()角。
A. 45°
B. 90°
C. 180°
D. 40°
[单选题]进入式救援方式通常用于有限空间内发生意外的人员()。
A.A.外部无挂点连接
B.B.无安全绳
C.C.未佩戴安全带
D.D.以上均是
[单项选择]燃气中的臭味通常是()
A. 自身带的
B. 人工添加的
C. 在输送过程中加压后产生的
[单选题]426.下列叙述脂肪胺的物理性质不正确的是.
A.成以上的一元胺不易挥发几乎没有气味
B.低级胺有氨的气味有的胺还会有腐烂鱼的气味
C.低级胺溶于水高级胺不溶于水
D.由于N—H是极性共价键,含分子间氢键,因此胺比相对分子质量相近的醇沸点高
[判断题]钳工加工孔的方法一般指钻孔、扩孔和铰孔。( )
A.正确
B.错误
[单项选择]
The question of where insights come from has become a hot topic in neuroscience, despite the fact that they are not easy to induce experimentally in a laboratory. Dr. Bhattacharya and Dr. Sheth have taken a creative approach. They have selected some brain-teasing but practical problems in the hope that these would get closer to mimicking real insight: To qualify, a puzzle had to be simple, not too widely known and without a methodical solution. The researchers then asked 18 young adults to try to solve these problems while their brainwaves were monitored using an electroencephalograph (EEG).
A typical brain-teaser went like this. There are three light switches on the ground-floor wall of a three-storey house. Two of the switches do nothing, but one of them controls a bulb on the second floor. When you begin, the bulb is off. You can only make one visit to the second floor. How do you work out which switch is the one that controls the light
This problem, or one equ
A. Theoretical brain-teasing problems
B. Simple but rarely known problems
C. Puzzling hut realistic problems
D. Simple but theoretical problems
[单项选择]2007年版的《中国居民膳食指南》包括______条内容。
A. 7
B. 8
C. 9
D. 10
E. 12
[填空题]本工厂一期建设年产5万吨煅后( )和副产品约1.86万吨以上( )用针状焦。
[单选题]煤在链条炉排上着火过程是( )。
A.由下向上
B.由上向下
C.由中间向上
D.由中间向下
[单项选择]She ______ clean out the spare room last week, but she was too much occupied at that time.
A. intended to
B. was intended to
C. had intended to
D. has intended to
[单项选择]下列哪项是鼻炎的主要致病微生物?()
A. 冠状病毒
B. 衣原体
C. 支原体
D. 链球菌
E. 金葡菌
[判断题]维修倾斜井巷时,应当停止行车;需要通车作业时,必须制定行车安全措施。上、下段可同时作业。
A.正确
B.错误
[单选题]小张和小李在220kV某变开展2215断路器预试工作时,人体与高压带电部位的距离220kV设备不得小于( )米的作业安全距离。
A.0.7
B.1.0
C.1.5
D.3.0
[单项选择]哪种局麻药最易通过胎盘()
A. 丁卡因
B. 利多卡因
C. 甲哌卡因
D. 丙胺卡因
E. 布比卡因
[单项选择]男,50岁,肥胖,2型糖尿病5年,口服二甲双胍250mg,3次/日。5个月前因外伤发生左足溃疡至今未愈,空腹血糖7.2mmol/L,三餐后血糖分别为9.2mmol/L,8.7mmol/L,8.6mmol/L。控制糖尿病的最佳治疗方案应选择()
A. 增加二甲双胍剂量
B. 加用胰岛素制剂
C. 加用磺脲类口服降糖药
D. 加用α-葡糖糖苷酶抑制剂
E. 加用噻唑烷二酮类药
[多选题] 《电力法》第二十四条规定:国家对电力供应和使用,实行()的管理原则。
A. 安全用电
B. 节约用电
C. 倡导用电
D. 计划用电
[单项选择]治疗肾虚型月经先后无定期的代表方是()
A. 当归地黄饮
B. 六味地黄汤
C. 固阴煎
D. 保阴煎
E. 定经汤
[单选题]下列哪项不是泪液的作用?
A.湿润眼球
B.清洁
C.杀菌
D.反射过强光线
[单选题]四显示自动闭塞区段进站色灯信号机显示()表示准许列车按规定速度经道岔直向位置进入或通过车站,表示运行前方至少有三个闭塞分区空闲。
A.一个绿色灯光和一个黄色灯光
B.一个红色灯光
C.一个黄色灯光
D.一个绿色灯光
[多选题]旧路改扩建施工中,下列保通人员的行为正确的是()
A.制止非施工车辆进入作业区
B.制止施工人员穿越高速公路
C.在高速公路上拦截、搭乘过往车辆
D.穿公司制服指挥交通堵塞
E.制止施工车辆在高速公路上掉头
[判断题]学生票只能按近径路发售。
A.正确
B.错误
[简答题]设备管理中的“三好”是指()
A、维护好 B、管好 C、用好 D、修好。
[单项选择]点火系真空点火提前装置的密封性必须良好,当真宽度为33.3kpa(250mmHg)时,其漏气量在1min内,压力的降低大得不大于()。
A. 4.0kpa
B. 3.3kpa
C. 3kpa
D. 6kpa
[单项选择]钻井液当量循环密度一般用()表示。
A. ECD
B. EDC
C. △ρ
D. EOP
[单项选择]女性,52岁,左上后牙龈反复起疱1年,探针不能探入疱周粘膜下。如想检查有无抗基底膜区抗体,应采用的方法是
A. 直接免疫荧光检查
B. 间接免疫荧光检查
C. 组织病理学常规检查
D. 脱落细胞培养
E. 血清免疫球蛋白测定
[判断题]对可能危及旅客人身、财产安全的铁路服务设施只需作出明确的警示。
A.正确
B.错误
[判断题]应定期检查试验检修工具及安全防护用品(包括绝缘工具),检修人员使用前,不需要再进行检查。
A.正确
B.错误
[单项选择]
The appeal of advertising to buying motives can have both negative and positive effects, Consumers may be convinced to buy a product of poor quality or high price because of an advertisement. For example, some advertisers have appealed to people’s desire for better fuel economy for their cars by advertising automotive products that improve gasoline mileage. Some of the products work. Others are worthless and a waste of consumers’ money.
Sometimes advertising is intentionally misleading. A few years ago, a brand of bread was offered to dieters (节食者) with the message that there were fewer calories (热量单位,卡路里) in every slice. It turned out that the bread was not dietetic (适合节食的), but just regular bread. There were fewer calories because it was sliced very thin, but there were the same number of calories in every loaf.
On the positive side, emotional appeals may respond to a consumer’s real concerns, considering fire insurance. Fire insurance may be s
A. think carefully about the benefits described in the advertisements
B. guard against the deceiving nature of advertisements
C. be familiar with various advertising strategies
D. avoid buying products that have strong emotional appeal
[判断题]在分析资产负债表时,一定要注意借款人的资产结构是否合理,是否与同行业的比例大致相同。如借款人的资产结构与同行业的比例存在较大的差异,就应该进一步分析差异产生的原因。 ( )