热门试题:
[单选题]《铁路乘车证管理办法》第十三条规定, 铁路职工入一年以内短训班、进修班,符合通勤条件,可按规定使用( )乘车证。
A.A、定期通勤
B.B、通勤
C.C、硬席
D.D、软席
[判断题]C错2气瓶内盛装的实际上是液态C错2。
A.正确
B.错误
[判断题] 地震、台风、洪水、泥石流等灾害发生时,巡视人员与派出部门之间应保持通信联络。( ) (1.0分)
A.正确
B.错误
[多选题](多选题)考古地层学中,堆积有以下哪些分类?
A.原生堆积
B.次生堆积
C.古代堆积
D.当代堆积
E.倒装堆积
[单选题]直埋电缆沟开挖深度宜大于( )mm,宽度宜大于( )mm。[《国家电网公司输变电工程标准工艺(三) 工艺标准库(2016年版)》,工艺编号:0102050301]
A.A.700;500
B.B.500;700
C.C.700;800
D.D.500;800
[单项选择]某研究者欲利用2000年的人口出生和 死亡登记资料评价某地居民健康状况,宜选择的指标
A. 生存率
B. 死亡率
C. 预期寿命
D. 出生率
E. 病死率
[判断题]行车制动在产生最大制动效能时的踏板力或手握力,对于乘用车应小于或等于500N;对于其它机动车应小于或等于700N。( )
A.正确
B.错误
[单选题] 在汽轮机开机前,用( )抽出汽轮机以及凝汽器内的空气,形成真空。 "
A.抽气器
B.除氧器
C.循环水泵
D.凝结水泵"
[单选题]隧道内灯具的安装偏差应符合设计要求。无要求时()。
A.纵向≤30mm,横向≤20mm,高度≤10mm
B.纵向≤20mm,横向≤30mm,高度≤10mm
C.纵向≤30mm,横向≤20mm,高度≤20mm
D.纵向≤20mm,横向≤30mm,高度≤20mm
[单项选择]在国际联运中所需要的车辆,基本上由货物()提供。
A. 装车路
B. 发送路
C. 卸车路
D. 过境站
[单选题]传染性单核细胞增多症的主要传播途径是
A.口-口传播
B.飞沫传播
C.血液传播
D.粪便传播
E.蚊虫叮咬
[不定项选择题]关于土的密度试验请回答以下问题。(4)蜡封法试验步骤正确的是( )。①用细线将蜡封试件置于天平一端,使其浸浮在查、盛有蒸馏水的烧杯中,注意试件不要接触烧杯壁,称蜡封试件的水下质量m2,准确至0.01g,并测量蒸馏水的温度。②将石蜡加热至刚过熔点,用细线系住试件浸入石蜡中,使试件表面覆盖一薄层严密的石蜡,若试件蜡膜上有气泡,需要用热针刺破气泡,再用石蜡填充针孔,涂平孔口。③待冷却后,将蜡封试件在天平上称量m1,准确至0.01g。④用削土刀切取体积大于30cm3试件,削除试件表面的松、浮土以及锐棱角,在天平上称量m,准确至0.01g。取代表性土样进行含水率测定。⑤将蜡封试件从水中取出,擦干石蜡表面水分,在空气中称其质量,将其余m1中所称质量相比,若质量增加,表示水分进入试件中;若侵入水分质量超过0.03g,应重做。
A.④②①③⑤
B.④②③①⑤
C.④③②①⑤
D.④①②③⑤
[简答题]如果 RVR 值全无,但在 MIDAS600 主机上可看到 MOR 值,你怎样检查?
[单选题]按照住房城乡建设部规定,项目建筑面积 1 万 m2 以下工程,项目专职安全生产管理人员的配备( )人。
A.1
B.2
C.3
D.4
[判断题]佩戴消防头盔进行灭火战斗时,应避免头盔与火焰或高温炽热物体直接接触。
A.正确
B.错误
[单项选择]女性,32岁,头昏、发热伴牙龈出血2周,HGB50g/L,WBC1.2×109/L,PLT30×109/L,骨髓象成熟红细胞与有核细胞比例100:1,该患者治疗不正确的是()
A. 糖皮质激素
B. 脾切除术
C. 输血
D. 雄激素
E. 止血药物
[判断题]制定《特种设备安全法》的目的:是为了强特种设备安全工作,预防特种设备事故,保障人身和财产安全,促进经济社会发展。
A.正确
B.错误
[判断题]《民用机场管理条例》规定,运输机场因故不能保障民用航空器运行安全,需要临时关闭的,机场管理机构应当及时通知有关空中交通管理部门并及时向社会公告。
A.正确
B.错误
[多选题]健康相关信息包括()
A.生理信息
B.心理社会适应性
C.营养与环境
D.运动与生活方式
E.疾病相关信息
[简答题]《上海铁路局行包运输管理办法》(上铁客〔2017〕415号)规定,托运哪些物品必须派人押运?
[单项选择]假设某设备表中有一个设备名称字段,查找设备名称最后一个字为“机”的记录的准则是( )。
A. Right([设备名称],1)="机"
B. Right([设备名称],2)="机"
C. Right("设备名称",1)="机"
D. Right("设备名称",2)="机"
[单项选择]兼有抗炎、抗变态反应作用的中药是()
A. 桂枝、细辛
B. 桂枝、柴胡
C. 桂枝、麻黄
D. 细辛、葛根
E. 柴胡、葛根
[单项选择]一种生物通过代谢产物抑制或影响另一种生物的生长发育或生存的现象称为()。
A. 交互保护作用
B. 重寄生作用
C. 竞争作用
D. 抗菌作用
[单项选择] Previously, the sack-like rabbit appendix was thought to serve primarily as a reservoir for the bacteria involved in hindgut fermentation, a explanation that failed to account for the absence of an appendix in other animals with similar digestive systems or for its presence in humans. Microscopic research revealed that the appendix contains a significant amount of lymphoid tissue, similar aggregates of which tissue occur in other areas of the gastrointestinal tract. These are involved, possibly, in the body’’s ability to recognize foreign antigens in ingested material, but the evidence is inconclusive, to the extent that scientists have long discounted the human appendix as a "vestigial" organ. However, a growing body of evidence suggests that the appendix, far from being a "vestigial organ", hag a significant function as a part of the body’’ s immune system. The appendix achieves its greatest development shortly after birth, when immune response is first developing, then regresses w
A. The second paragraph relies on different evidence in drawing a conclusion similar to that expressed in the first paragraph.
B. The second paragraph provides further elaboration on why an assertion made at the end of the first paragraph proves true in most cases.
C. The second paragraph provides additional information in support of a hypothesis stated in the first paragraph.
D. The second paragraph provides an example of a case in which the assumption described in the first paragraph is unwarranted.
E. The second paragraph describes a phenomenon that has the same cause as the phenomenon described in the first paragraph.
[单选题] 终端电源回路、交流电量输入回路、输出回路各自对地和无电气联系的各回路之间,应耐受规定的冲击电压峰值,正负极性各()次。
A.10
B.4
C.6
D.8
[单选题]赔偿义务机关应当自收到申请之日起( )两个月内,作出是否赔偿的决定。
A.1个月
B.2个月
C.3个月
D.6个月
[判断题]、“两个务必”是:务必继续保持谦虚、谨慎、不骄、不躁的作风,务必继续保持艰苦奋斗的作风。( )
A.正确
B.错误
[填空题]处方用量管理的要求是:一般不得超过()日用量;急诊处方一般不得超过3日用量;对于某些慢性病、老年病或特殊情况,处方用量可适当延长,但医师应当注明理由。医疗用毒性药品、放射性药品的处方用量应当严格按照国家有关规定执行。
[判断题]体重50kg的正常人的血液总量为3.5~4.0L.
A.正确
B.错误
[单项选择]动车组最高运行速度200km/h时紧急制动距离限值为()。
A. 1000m
B. 2000m
C. 3000m
D. 3500m
[单项选择]出口退税是指已报送离境的出口货物,由税务机关将其在出口前已经缴纳的( )退还给出口企业的一项制度。
A. 消费税和增值税
B. 营业税和关税
C. 消费税和关税
D. 增值税和营业税
[判断题]人民警察个人或者集体在工作中表现突出,有显著成绩和特殊贡献的,给予奖励。奖励分为:嘉奖、三等功、二等功、一等功、授予光荣称号。
A.正确
B.错误
[单项选择]
An Awful Afternoon
Sometimes I feel that being the mother of three small children is like running a large circus(马戏团). One afternoon last week, my three sons were playing peacefully in the backyard, throwing the ball from one to the other. I jumped at the chance to talk to one of my friends on the phone, but before I got to the phone, I could tell that the boys had begun to quarrel with each other over something. I rushed out to make peace, but before I got there, Charles had begun to fight over this. Even David, the oldest boy, who won’t usually fight with anybody over anything, was involved. First, I made them stop fighting, and then I examined Mark’s eye. I decided that it wasn’t going to develop into a black eye, but I felt that they should suffer at least a little for what they had done. "I’m going to speak to your father about these when he comes home tonight," I said. "He and I wi
A. Right
B. Wrong
C. Not mentioned