热门试题:
[单选题]HXD1电力机车只有()片钥匙都在安全钥匙箱的时候,高压接地开关带机械连锁装置才能解锁
A.一
B.两
C.三
[单选题]脚手架底层步距不应( )
A.大于2m
B.大于3m
C.大于3.5m
D.大于4.5m
[单项选择]关于全厚皮片何者描述不正确
A. 指包括皮下组织的全层皮肤
B. 存活后皮肤性能最好
C. 色泽改变轻
D. 可用于掌部瘢痕修复
E. 抗感染能力差
[单选题]检查发现 级以上偏差和车辆动力学指标超限时,检测单位应立即通知铁路局。
A.Ⅰ
B.Ⅱ
C.Ⅲ
D.Ⅳ
[判断题]中间站编挂超重列车时,应得到司机的同意,并须经列车调度员准许。
A.正确
B.错误
[多选题]根据《电力建设工程工程量清单计价规范》2016版的规定,编制工程竣工应依据( )
A.现行电力行业工程量清单计价规范
B.工程合同
C.招标文件
D. 承包人已确认的工程量和追加的合同价款
E.投标文件
[判断题]要求承运人提供与车票等级相适应的服务并保证其旅行安全使旅客的基本权利之一。
A.正确
B.错误
[判断题]( )原则上载质量标准在吨以上的汽车可组织拖挂。
A.正确
B.错误
[单项选择]男性,60岁。因疑冠心病住院进一步诊治。在花园内散步时突然摔倒,意识不清,呼吸断续,颈动脉、脉搏搏动消失。首选的抢救措施是()
A. 抬回病房
B. 行心电图检查
C. 立即行工人呼吸、心外按压
D. 开放静脉
E. 心内注射肾上腺素
[单选题]《安全生产培训管理办法》(安监总局令第80号)规定,特种作业操作证和省级安全生产监督管理部门、省级煤矿安全培训监管机构颁发的主要负责人、安全生产管理人员的安全合格证,在( )范围内有效。
A.全国
B.全省
C.所在市
D.本企业内
[多选题]掘进机作业时,如果内喷雾装置的使用水压小于3MPa或无内喷雾装置,则必须使用( )
A.人力喷雾
B.外喷雾装置
C.除尘器
D.水管喷水
E.略
F.略
G.略
H.略
[判断题]生产经营单位应当为从业人员提供安全的作业场所。( )
A.正确
B.错误
[不定项选择题]共用题干
A Health Profile
A health profile is a portrait of all of the factors that influence your health.To draw your health profile,
you will__________(51)what diseases run in your family,what health hazards you may be exposed to
_________(52)work,how your daily__________(53)compares to the recommended standards,how much
timE per week you________(54)exercising and what type of exercise you engage_________(55),how
stressful your work and family environments are,what kinds of illnesses you get regularly,and_______(56)
or not you have any one of a number of addictions._______(57)this portrait,you should have a checkup
to determine how your blood,heart,and lungs are functioning.This checkup will serve________(58)a
haseline,to which you can then comPare later tests.
_________(59)this profile 15 thoroughly drawn,you can begin to think about setting health priorities
based__________(60)your particular portrait.For example,if you drink two martinis every evening,have a
high-stress______(61),are overweight,。moke a pack of cigaretteo a day,and uoe marijuana occaoional-
ly on weekends,you should quit smoking first,followed_________(62)losing the excess weight,reducing
the stress of your job,giving up your marijuana habit,and then finally giving some________(63)to those
martinis if you want to prevent first cancer,and then heart disease.Even for the youthful working person
who has never been sick a day in his life,who 15__________(64)excellent health,a good look at all health
habits and at work and home environments may suggest changes that will_______(65)him in the future.
_________(56)
A.if
B.whether
C.either
D.neither
[单项选择]蒸发器加热室的传热系数主要取决于()。
A. 内膜给热系数
B. 外膜给热系数
C. 壁面导热系数
D. 溶液导热系数
[多选题]租赁信用的主要形式有( )。
A.对外租赁
B.内部租赁
C.金融租赁
D.经营租赁
E.杠杆租赁
[多选题]财务公司的同业资产业务主要包括( )。
A.同业拆入
B.同业拆出
C.买入返售
D.卖出返售
E.买方信贷
[单选题]【技能鉴定2019 初级工】在220kV线路直线杆上,用火花间隙测试零值绝缘子,当在一串中已测出( )零值绝缘子时,应停止对该串继续测试。
A.2片
B.3片
C.4片
D.5片
[单选题]葛洲坝至上海直流输电线路为()千伏。
A.±800
B.±1000
C.500
D.±500
[判断题]经公安机关通知,被侵害人无正当理由逾期不作伤情鉴定的,视为拒绝鉴定。
A.正确
B.错误
[单项选择]NA+由细胞外液进入细胞的通道是
A. 电压门控通道
B. 化学门控通道
C. 电压门控通道或化学门控通道
D. 载体蛋白
E. 缝隙连接
[不定项选择题]A.粉红色浆液泡沫状痰
A.脓臭痰
B.白色泡沫状痰或粘液性痰
C.大量脓痰
D.血痰
E.肺结核可咳出
[单选题]进行分布式电源相关设备操作的人员应有与现场设备和运行方式相符的( ),现场设备应具有明显操作指示,便于操作及检查确认。
A.设备接线图
B.保护接线图
C.现场模拟图
D.系统接线图
[多选题]CRH380B型动车组下列属于车体的承载结构的是( )。
A.侧墙
B.端墙
C.隔墙
D.设备舱
[单选题]高空作业时,应穿戴救生吊带,携带( ),配备防坠落辅助设备。
A.救生设备
B.安全绳
C.破拆工具
D.防护手套
[多项选择]心房钠尿肽释放入血后,主要通过哪些途径影响水钠代谢()
A. 减少肾素分泌
B. 抑制ADH分泌
C. 抑制醛固酮分泌
D. 拮抗醛固酮的滞Na+作用
E. 对抗血管紧张素的缩血管效应
[多选题]下列哪些是病人需要的内容:
A.安全需要
B.健康需要
C.适应需要
D.尊重需要
E.信息需要
[单选题]消除产生腐蚀的因素是压力容器维护保养的重要一环,以下相关描述不当的是()。
A.氧气在装入容器前进行干燥
B.经常排放容器中的积水
C.一氧化碳气体对钢制容器无应力腐蚀,可直接充装
[单项选择]外用:治疗创面感染和溃疡,配成1%~2%水溶液或醇溶液;治疗烧伤,配成0.1%~1%水溶液的是()
A. 复合酚
B. 葵甲溴铵
C. 甲紫溶液
D. 鱼石脂软膏
E. 松溜油
[单项选择]有关总IgE的测定方法,应除外
A. 放射免疫吸附试验
B. 单向免疫扩散法
C. 酶联免疫测定法
D. 化学发光免疫测定技术
E. 电化学发光免疫测定法
[简答题]天津某旅行社要接待一个从山西来的30个人的旅游团,地陪由于在接站途中遇到交通事故而延误接站时间,无法及时抵达接站地点,请问地赔应如何处理这种现象?
[单选题]根据相关文件的规定,一级勤务派遣要求航空公司主要领导应主持研究防范措施,并将布置落实情况及时向( )报告。
A.国务院
B.交通运输部
C.民航局
D.民航局公安局
[判断题]货物运输费用在发站支付确有困难,经发送货运中心同意,可以后付或由收货人在到站支付。
A.正确
B.错误
[单选题]瓦斯爆炸条件中瓦斯浓度的界限为( )。
A.9~16%
B.5~16%
C.9~12%
D.5~12%
[多选题]根据辐射事故的性质、严重程度、可控性和影响范围等因素,从重到轻将辐射事故分 为:( )。
A.特别重大辐射事故
B.重大辐射事故
C.较大辐射事故
D.一般辐射事故
E.一般辐射事件
[单项选择]
In this age of Internet chat, videogames and reality television, there is no shortage of mindless activities to keep a child occupied. Yet, despite the competition, my 8-year-old daughter Rebecca wants to spend her leisure time writing short stories. She wants to enter one of her stories into a writing contest, a competition she won last year.
As a writer I know about winning contests, and about losing them. I know what it is like to work hard on a story only to receive a rejection slip from the publisher. I also know the pressures of trying to live up to a reputation created by previous victories. What if she doesn’t win the contest again That’s the strange thing about being a parent. So many of our own past scars and dashed hopes can surface.
A revelation (启示) came last week when I asked her, "Don’t you want to win again" "No," she replied, "I just want to tell the story of an angel going to first grade."
I
A. She believed she possessed real talent for writing.
B. She was sure of winning with her mother’s help.
C. She wanted to share her stories with readers.
D. She had won a prize in the previous contest.