热门试题:
[单选题] 人体要害部位严重灼伤,烫伤或非要害部位灼伤、烫伤占全身面积()以上的是重伤。
A.1/2;
B.1/3;
C.1/4;
D.2/3;
[多选题]税收法律关系主要是由()三方面构成。
A.权利主体
B.权利客体
C.法律关系内容
D.民事权利
E.民事义务
[单选题]1.25.第25题
屏柜单独或成列安装时,其成列盘面盘间偏差的允许偏差应小于(____)mm。
A.2.0
B.3.0
C.4.0
D.5.0
[单项选择]胃、十二指肠溃疡合并出血的好发部位在:()
A. 胃大弯或十二
B. 胃小弯或十二指肠后壁
C. 胃大弯或十二指肠前壁
D. 胃小弯或-十二指肠前壁
E. 胃体
[单项选择]
A. for
B. without
C. with
D. in
[单选题]在廊道、隧道、地下井、坑、洞室等有限空间内使用汽油机或柴油机时,宜把汽油机或柴油机的排气管接到( ),并有良好的通风,否则不准使用。
A.A.顶部
B.B.下部
C.C.外面
D.D.以上都不对
[判断题]接地线应采用三相短路式接地线。若使用分相式接地线时,应设置三相合
一的接地端。()
A.正确
B.错误
[单选题] 第539题
电力销售明细表的填写中,可以不注明各数据项目的单位。
A.正确
B.错误
[单项选择]直流单臂电桥主要用于精确测量()。
A. 大电阻
B. 中电阻
C. 小电阻
D. 任何电阻
[单选题]双端固定桥的结构是
A.双端有基牙,双端为不动连接体
B.双端有基牙,一端为可动连接体,一端为不动连接体
C.双端有基牙,双端为可动连接体
D.只有一端有基牙,为不动连接体
E.为2种或3种基本类型的固定桥组合而成
[多选题]胃管末端反折防止
A.管腔堵塞
B.食物反流
C.胃管脱落
D.食物变质
[简答题]子路率尔而对曰。(《论语先进》)“率尔”在句中是什么意思?
[判断题]0.4kV带电安装低压接地环后,应立即对接地环及导线上的金属裸露部位进行绝缘遮蔽。
A.正确
B.错误
[判断题]客户经理办理抵(质)押贷款时,在调查环节要看抵(质)押物是否易于保管和变现,抵(质)押物是否足值。
A.正确
B.错误
[单选题]JZ-7制动机工作风缸充气止回阀:用于充风缓解时,列车管的压力经此阀向( )单向充气。
A.降压风缸
B.作用风缸
C.工作风缸
D.紧急风缸
[单项选择]It is hard to predict how science is going to turn out, and if it is really good science it is impossible to predict. If the things to be found are actually new, they are by definition unknown in advance. You cannot make choices in this matter. You either have science or you don’t, and if you have it you are obliged to accept the surprising and disturbing pieces of information, along with the neat and promptly useful bits.
The only solid piece of scientific truth about which I feel totally confident is that we are profoundly ignorant about nature. I regard this as the major discovery of the past hundred years of biology. It is, in its way, an illuminating piece of news. It would have amazed the brightest minds of the 18th century Enlightenment to be told by any of us how little we know and how bewildering seems the way ahead. It is this sudden confrontation with the depth and scope of ignorance that represents the most significant contribution of the 20th century science to the hu
A. man can find solutions sooner or later to whatever questions concerning nature he can think up
B. man can not solve all the problems he can think up because of the limits of human intellect
C. sooner or later man can think up all the questions concerning nature and answer them
D. questions concerning consciousness are outside the scope of scientific research
[单选题]列车由于无线丢失导致紧制降级,信号屏会跳出提示信息,这是需要按()
A. 模式降按钮
B.模式升按钮
C. 确认按钮
D. 自动折返按钮
[多项选择]矿井提升系统由矿井提升机、( )等部分组成。
A. 钢丝绳
B. 提升容器
C. 井架与天轮
D. 提升电动机
E. 装、卸载设备
[判断题]我国公民的合法服兵役年龄是16岁。( )
A.正确
B.错误
[单选题]终端变电站在输电线路终端,接近负荷点,经降压后直接向用户供电。( )
A.正确
B.错误
[单选题]《铁路技术管理规程》中规定,全国铁路的行车时刻,均以北京时间为标准,从()起计算,实行24小时制。
A.二十时
B.十八时
C.十二时
D.零时
[单项选择]判断对一事物的认识是否完成的标志是( )。
A. 占有的感性材料是否十分丰富而又真实
B. 感性认识是否已经上升到理性认识
C. 对该事物的认识是否已经过多次反复
D. 对该事物的理性认识是否已运用于实践,并取得预期效果
[判断题]( )291.BA028顶部驱动钻井系统能遥控内部防喷器,在钻进或起钻中,若出现井涌现象,可在数分钟内完成上螺纹和紧螺纹,恢复循环,并安全可靠地控制钻柱内压力。
A.正确
B.错误
[单项选择]《兽药经营质量管理规范》规定的兽药质量管理档案不包括()
A. 人员档案
B. 设备设施档案
C. 进货及销售凭证
D. 动物诊疗病历档案
E. 供应商质量评估档案
[单选题]以下公式正确的是( )。
A.转换价格=可转换债券面值/转换比例
B.转换价格=可转换债券市值/转换比例
C.转换比例=可转换债券面值/转换价格
D.转换比例=可转换债券市值/转换价格
[单项选择]当SART发出声响,指示灯闪烁加快,该现象说明()
A. SART被S波段雷达触发
B. SART被X波段雷达触发
C. SART发生故障,发出故障报警
D. SART向RCC发出遇险报警信息
[单选题]平面安装基准线不少于纵横( )条。
A.1条
B.4条
C.3条
D.2条
[判断题]人类社会发展的历史表明,对一个民族、一个国家来说,最持久、最深层的力量是全社会共同认可的核心价值观。
A.正确
B.错误
[单项选择]
At a basic level, cloud computing is simply a means of delivering IT resources as (1) . Almost all IT resources can be delivered as a cloud service: applications,compute power, storage capacity, networking, programming tools, even communication services and collaboration (2).
Cloud computing began as large-scale Internet Service providers such as Google,Amazon,and others built out their infrastructure. An architecture emerged: massively scaled, (3) distributed system resources, abstracted as virtual IT services and managed as continuously configured, pooled resources. In this architecture, the data is mostly resident on (4) "somewhere on the Internet" and the application runs on both the "cloud servers" and the user's browser.
Both clouds and grids are built to scale horizontally very efficiently. Both are built to withstand failures of (5)elements or nodes. Both are charged on a per-use basis. But while grids typically process batch jobs, with a defined sta
A. clients
B. middleware
C. Service
D. harddisks
[判断题]铁路机车车辆驾驶证有效期为6年。
A.正确
B.错误
[单选题]«高速铁路客运非正常情况应急处置办法»(铁客[2021]72号)规定,因恶劣天气(含暴雨、大雾、大雪、冰雹、台风等)造成动车组晚点()时,客运(客服)调度应与客运部门对接,将受影响的旅客列车车次及晚点情况推送至客运管理信息系统,各铁路局集团公司客运站段、客户服务中心及列车长通过客运管理信息系统查询相关晚点信息。
A.8分钟及以上
B.15分钟及以上
C.10分钟及以上
D.5分钟及以上