热门试题:
[单选题]作业负责人由作业单位按照施工和维修等级安排相应人员担任。I级施工由( )担当,
A.施工单位负责人
B.施工单位分管副职
C.车间主任(副主任)
D.工(班)长
[单选题]阻塞性肺气肿的主要治疗措施是
A.病因治疗
B.预防并发症的发生
C.改善呼吸功能
D.应用支气管舒张剂
E.长期应用抗菌药物
[多选题]在塔里木油田,环形防喷器胶芯有:()三种结构。( )
A.组合胶芯
B.锥形胶芯
C.球形胶芯
D.GL型
E.歇福尔
[判断题]在停机时发电机发生非全相运行时,应立即再合上发电机出口断路器。
[单项选择]以下各项中()是股票的内在价值。值
A. 在股票票面上标明的金额
B. 每股股票所代表的实际资产的价值
C. 股票未来收益的现值
D. 公司清算时每一股份所代表的实际价
[单选题]γ射线探伤作业防护距离一般控制在半径( )米,大剂量作业需要计算后确定安全防护半径。
A.100
B.50
C.70
D.80
[判断题]禁止用隔离开关将带负荷的电抗器短接或解除短接。( )
A.正确
B.错误
[多选题]下列关于扣押措施的叙述正确的是( )。
A.扣押物品清单应当一式三份填写,一份交被扣押物品持有人,一份由办案人民警察附卷备查,一份交由被扣押物品保管人
B.对扣押物品需要进行鉴定、检测、检验的,鉴定、检测、检验期间不计入扣押期间,但应当将鉴定、检测、检验时间告知当事人
C.发还被扣押物品时,只需被扣押物品的持有人在扣押物品清单“发还情况(接收人签收)”一栏中签名即可,无需履行其他手续
D.实施扣押应当经过办案部门以上负责人审批
[判断题]海军航空兵是以飞机为基本装备,主要在海洋和濒海上空遂行作战任务的海军兵种。
A.正确
B.错误
[单项选择]三十五岁男性患者,因右上后牙肿痛3天来就诊。查右上第一磨牙远中颈部龋深及牙髓,无深痛,Ⅲ度松动,叩(+++),牙龈红肿,扪痛。有波动感,右面颊部轻度水肿,体温38度。第一次就诊时的处理 ()
A. 开髓开放、切开引流、消炎止痛
B. 开髓开放、切开引流
C. 拔牙、消炎止痛
D. 开髓开放、消炎止痛
E. 切开引流、消炎止痛
[单选题]继电保护装置、安全自动装置和自动化监控系统的二次回路变动时,应按( )进行,无用的接线应隔离清楚,防止误拆或产生寄生回路。
A. A、经审批后的图纸
B. B、厂家设计图纸
C. C、作业指导书要求
D. D、工作负责人要求
[单选题]每千米线路轨缝总误差,25m钢轨地段超过( )时,应调整轨缝。
A. 40mm
B. 80mm
C. 120mm
D. 160mm
[判断题]法与其它社会规范的区别在于由国家强制力保证执行。 ( )
A.正确
B.错误
[单项选择]
[听力原文]
W: Are you ready to order soup
M: Yes. I’d like to have some vegetable soup.
Where are the two speakers()
A. At a bank.
B. At a restaurant.
C. At a friend’ s house.
D. At a hotel.
[单项选择]It has been a wretched few weeks for America’s celebrity bosses. AIG’s Maurice Greenberg has been dramatically ousted from the firm through which he dominated global insurance for decades. At Morgan Stanley a mutiny is forcing Philip Purcell, a boss used to getting his own way, into an increasingly desperate campaign to save his skin. At Boeing, Harry Stonecipher was called out of retirement to lead the scandal-hit firm and raise ethical standards, only to commit a lapse of his own, being sacked for sending e-mails to a lover who was also an employee. Carly Fiorina was the most powerful woman in corporate America until a few weeks ago, when Hewlett-Packard (HP) sacked her for poor performance. The fate of Bernie Ebbers is much grimmer. The once high-profile boss of World-Corn could well spend the rest of his life behind bars following his conviction last month on fraud charges.
In different ways, each of these examples appears to point to the same, welcome conclusion: that the
A. America’s bosses no longer have absolute power
B. the conviction of last month declares fraud charges
C. there is a crisis in American corporate governance
D. the America’s celebrity bosses are deceptive
[判断题]空调安装的监护人不得因任何原因离开操作人员。
A.正确
B.错误
[单项选择]
Passage Two
Lead deposits, which accumulated in soil and snow during the 1960’s and 70’s,were primarily the result of leaded gasoline emissions originating in the United States. In the twenty years that the Clean Air Act has mandated unleaded gas use in the United States, the lead accumulation worldwide has decreased significantly.
A study published recently in the journal Nature shows that air-borne leaded gas emissions from the United States were the leading contributor to the high concentration of lead in the snow in Greenland. The new study is a result of the continued research led by Dr. Charles Boutron, an expert on the impact of heavy metals on the environment at the National Center for Scientific Research in France. A study by Dr. Boutron published in 1991 showed that lead levels in arctic(北极的) snow were declining.
In his new study, Dr. Boutron found the ratios of the different forms of lead in the leaded gasoline used in the Uni
A. was discouraged
B. was enforced by law
C. was prohibited by law
D. was introduced
[单项选择]眩晕而见头重如蒙,胸闷恶心,食少多寐,苔白腻,脉濡滑。治用:()
A. 二陈汤
B. 六君子汤
C. 半夏白术天麻汤
D. 小半夏加茯苓汤
E. 温胆汤
[单选题]脑卒中病人偏瘫的上肢多表现为( )。
A.自然下垂
B.屈曲挎篮状
C.僵硬挺直
D.瘫软
E.舞蹈状
[单选题]工作票许可人、地面辅助电工等不直接登杆或上斗作业的人员需经省公司级基地进行不停电作业专项理论培 训、考试合格后,持证上岗。
A.正确
B.错误
[判断题]列车的换向操作只允许在列车惰行状态下进行。
A.正确
B.错误
[单项选择]“阴胜则阳病”主要说明的阴阳关系是()
A. 阴阳互根
B. 阴阳交感
C. 阴阳转化
D. 阴阳消长
E. 阴阳对立
[判断题]进入有毒区域的人员必须精干,进入前应进行安全登记,编组进入,严格控制人数。
A.正确
B.错误
[单选题]因事故死亡、重伤人数( )内发生变化,导致事故等级变化的,相应改变事故等级。
A.7日
B.10日
C.8日
D.9日
[单选题]8个月女婴,8月份因腹泻1周来急诊,大便初为5~6次/日,黄绿色,蛋花汤样便伴有粘液.发霉臭味,无里急后重,近2天大便每日10余次,镜检白细胞5~6/HP,伴呕吐1~2次/日,纳差,饮水少,尿少,测血钠125mmol/L(125mEq/L),体重7.1kg,精神萎靡,皮肤弹性较差,眼窝明显凹陷,四肢稍凉。治疗后6小时有尿,入院20小时出现精神萎靡,心音低钝,腹胀,血钾3.2mmol/L(3.2mEq/L)补钾原则哪项不正确
A.每日补钾总量静点不少于8小时
B.氯化钾静滴浓度一般不宜超过0.3%
C.排尿即可补钾
D.按每日7~9mmol/kg补充
E.一般补钾4~6天,严重缺钾病适当延长
[单选题]行车值班员开展行车作业时要执行( )。
A.四不放过制
B.手指口呼自确认制
C.呼唤应答制
D.首问责任制
[判断题]车轮成“骑马”式状态脱轨可以选用腰部或尾部加固的人字型复轨器,利用机车进行拉复。( )
A.正确
B.错误
[单选题]铸钢摇枕斜楔槽内、外表面距离:转K6、转K2转向架大于( )mm时,对中焊修后磨平,恢复原型。
A.120
B.150
C.180
D.200
[单项选择]环氧涂层钢筋架立后,()在其上行走,应防止工具或重物跌落其上,并应规定可移动设备的位置,以免损伤环氧涂层钢筋。
A. 不宜
B. 可
C. 禁止
[简答题]若任一喷口的驱动空气量和循环气体量降低,与此同时燃烧室温度升高,其原因是什么?
[判断题]电容套管末屏绝缘:将套管的末屏接入绝缘电阻表的“L”端,外壳及地接入绝缘电阻表的“E”端。
A.正确
B.错误
[判断题]切线为我们提供了很多价格移动可能存在的支撑线和压力线,我们可以把它当成万能的工具。 ( )
[多选题]测试JZXC-480型轨道继电器端电压直流在继电器插座( )上测试。
A.1
B.2
C.3
D.4
[多选题]抽油井结蜡时,会导致显示( ),下行时负荷小于理论值。
A.光杆负荷减轻,上行时小于最大理论值
B.示功图变“胖”
C.光杆负荷增大,上行时超过最大理论值
D.产量下降
[单项选择]地址为172.16.0.0的网段,如果需要划分100个子网,每个子网中必须包含至少450个IP地址,那么子网掩码应为()。
A. 255.255.240.0
B. 255.255.248.0
C. 255.255.252.0
D. 255.255.254.0
[单选题]䄲.(298494)电气化铁路区段,电缆线路的屏蔽地线可以代替( )。(1.0分)
A.A、防雷地线
B.B、保护地线
C.C、工作地
D.D、设备屏蔽