热门试题:
[多项选择]生地黄的主治证是（）。
A. 热入营血身热神昏
B. 血热吐衄便血
C. 阴虚内热骨蒸
D. 津伤口渴，内热消渴
E. 肠燥便秘
[单项选择]CRH的用途是什么（）。
A. 它与ACCMIN一起用于符合双频网络中的分层小区结构
B. 它用作一个暂时偏移，使小区在小区重新选择时更好
C. 它用作位置区边界之间的磁滞
D. 它用于有限制的服务状体以启动紧急呼叫
E. 它是重复失败接入尝试的最大次数
[单项选择]医院感染常见病原体的特点描述不正确的是（）
A. 大部分为人体正常菌群的转移菌或条件致病菌
B. 常侵犯免疫功能低下的宿主
C. 常为多重耐药菌株
D. 大肠杆菌为泌尿道感染的主要病原菌
E. 在医院外和医院内分离出的菌株，具有相同的耐药性
[单选题]无缝线路钢轨的标准长度可为100M.25m等,且优先采用( )长定尺轨。
A.25
B.50
C.100
D.25或50
[单项选择]在进程状态转换中，不可能发生的状态转换是( )。
A. 就绪态→运行态
B. 运行态→就绪态
C. 运行态→等待态
D. 等待态→运行态
[单项选择]SOL语言具有______的功能。
A. 关系规范化、数据操纵、数据控制
B. 数据定义、数据操纵、数据控制
C. 数据定义、关系规范化、数据控制
D. 数据定义、关系规范化、数据操纵
[判断题]E4301焊条焊接时生成的粉尘中主要是含锰元素的物质。(1.0分)
A.正确
B.错误
[单选题]任一层建筑面积大于()的商店建筑、展览建筑及类似功能的公共建筑,当设置机械排烟系统时,尚应在外墙或屋顶设置固定窗。
A.2000m2
B.3000m2
C.4000m2
D.5000m2
[单选题]若发动机连杆轴承响，响声会随发动机负荷增加而( )。
A.减小
B.增大
C.先增大后减小
D.先减小后增大
[单选题]党委对党支部上报的接收预备党员的决议，应当在（）内审批
A.一个月
B.二个月
C.三个月
D.六个月
[单选题]承发包工程中，工作票（ ）。
A.必须由设备运维单位签发
B.必须由承包单位签发
C.可实行“双签发”形式
D.必须由主管部门签发
[判断题]《广深港高速铁路跨境旅客运输组织规则》规定本规则内所用货币为人民币。
A.正确
B.错误
[判断题]严格执行安全工作命令票制度，每日工作前必须由安全员向全体施工人员宣读安全工作命令票。
A.正确
B.错误
[简答题]推进车辆调车作业时，调车人员应在限速地段调车（ ）与司机进行调车联控。
[多选题]有中国特色的社会主义民主政治制度，包含()。
A.人民民主专政
B.人民代表大会制度
C.共产党领导下的多党合作和政治协商制度
D.民族区域自治制度
[单项选择]Color is very important to most animals for it helps them to get along in the world. Color (61) to make an animal difficult for its enemies to (62) . Many animals match their (63) so well that as long’as they do not move no one is (64) to see them. You probably have often "jumped" a rabbit. If you (65) , you know how the rabbit sits perfectly still (66) you are just a few feet away. You (67) see the rabbit till it runs for its (68) matches very closely the place where it is (69) . Many times you may have walked past a rabbit (70) didn’t’ run and you never knew it was there at all.
One of the most usual color schemes that helps animals to keep (71) being seen, is a dark back and light underpants, if an animal is the same color all (72) , there is always a dark shadow along the animal’s belly (腹部). (73) an enemy couldn’t see the animal he could see this dark shadow. The shadow makes the animal
A. watch
B. see
C. catch
D. kill
[单项选择]As parents, we want our children to reach their full academic potential. We read to them, encourage their special talents, and support them when they have problems. If they choose to participate in music or sports, we also help them reach their potential in those areas. These are all good goals.
There is, however, an even more important goal. It is a goal more difficult than excellence in arithmetic or soccer or the violin. Parents are responsible for providing their children with a moral compass. They need to nurture and treasure goodness in their children. Every child has the capacity to become a good, decent human being. To fulfill this capacity, children need the guidance and support of parents and other adults. Raising good, moral children is the most important job we will have.
What is a good, decent human being While we may differ on some details, most would agree that respect for others, kindness and caring, honesty and honor, and a reverence (尊重) for life are ke
A. Because it is difficult for adults to do so.
B. Because a child is not mature enough to do so.
C. Because a child does not understand the abstract concept of "goodness".
D. Because a child does not have a model to follow.
[单选题]科安达计轴板Axle灯的含义是（ ）
A.占用
B.空闲
C.正轴
D.负轴
[单选题]发生“路外人员无计划施工损坏行车设备耽误列车”的情形，可能构成（ ）事故.
A.D10
B.D9
C.C24
D.C13
[填空题]
Avoid eggs. Drink 8 glasses of water a day. Eating carbs will
{{U}} (1) {{/U}}. Nutritional advice such as this has been touted for
years but is it accurate {{U}} (2) {{/U}}, according to Wendy
Repovich, an exercise physiologist at Eastern Washington University, who did her
best to dispel several common {{U}} (3) {{/U}} during a health and
fitness summit held recently in Dallas.
"Eating eggs will raise
your cholesterol. " This myth started because egg yolks have the {{U}} (4)
{{/U}} of cholesterol in any food, Repovich said. However, when eaten in
{{U}} (5) {{/U}}, eggs do not contain enough cholesterol to pose health
risks, she said. "Most people avoid eggs and {{U}} (6) {{/U}} they have
any kind of cardiovascular risk their physicians tell them to avoid eggs, but
really, there aren’t {{U}} (7) {{/U}} studies that show that one or two
eggs a day really {{U}} (8) {{/U}} to cholesterol levels. "
"Eating carbohydrates mak
[判断题] 不需要高压线路设备停电或做安全措施的配电运维一体工作，可使用其他书面记录或按口头电话命令执行。
A.正确
B.错误
[单项选择]某地中级人民法院审理的一起专利侵权纠纷，涉及甲乙丙丁四个人的行为。请问下列哪一行为不构成专利侵权
A. 甲未经专利权人许可，制造专利权人的专利产品
B. 乙销售不知是侵犯他人专利权的产品
C. 专利权人制造的专利产品售出前，丙使用该产品
D. 丁专为科学研究和实验而使用该专利
[单选题]DC600V运用列车在湿度≥85%的情况下线间的绝缘值（ ）。
A.1 MΩ
B.0.6 MΩ
C.0.3 MΩ
D.0.5 MΩ
[多选题]左肺( )。
A.较右肺窄而长
B.较右肺宽而短
C.前缘下部有心切迹
D.可分为10个肺段
E.通常分为两叶
[单选题]《铁路旅客运输服务质量规范》（普速）中规定，中途停车站提前5分钟、终到站提前（）锁闭厕所。
A.10分钟
B.8分钟
C.7分钟
D.5分钟
[单选题]JWXC-2.4轨道电路检修作业中绝缘处钢轨接头相差不大于（）。
A.0.5m
B.1m
C.1.5m
D.2mm
[单选题]建筑施工用人单位，应按规定组织特种作业人员参加年度安全教育培训，培训时间不少于（ ）。
A.10 小时
B.12 小时
C.20 小时
D.24 小时
[判断题]( )尽职尽责的“尽”就是要求用最大的努力克服困难去完成职责。
A.正确
B.错误
[单项选择]机车水阻试验中，水的作用是（）。
A. 冷却
B. 作水电阻负载用
C. 其他
D. 以上均不对
[单项选择]下列不属于甲亢的常见典型表现的是（）
A. 黏液性水肿
B. 甲状腺弥漫性肿大
C. 眼球突出
D. 怕热多汗
E. 心动过速
[单选题]高速铁路接触网抢修人员要本着“（ ）”原则，立即申请要点登乘动车组列车。
A.快速出动、就近上车
B.快速出动、乘坐汽车
C.快速出动、等待上车
D.以上都不对
[单项选择]下列不属于进行性风疹全脑炎（PRP）临床特点的是（）
A. 约在20岁发病
B. 行为改变、认知障碍和痴呆常为首发症状
C. 癫痫和肌阵挛明显，小脑性共济失调不明显
D. 无头痛、发热和颈强直等症状
E. 病程与亚急性硬化性全脑炎（SSPE.相似
[单项选择]肝脏原发性小肝癌的诊断标准是指直径小于（）
A. 1cm
B. 2cm
C. 4cm
D. 5cm
E. 6cm
[判断题]总公司《铁路旅客运输服务质量规范》文明服务中要求，外露的皮带为黑色或棕色。
A.正确
B.错误
[多选题] 电动工具使用前，应( )。 (1.0分)
A. 检查确认电线、接地完好
B. 检查确认电线、接零完好
C. 检查确认工具的金属外壳可靠接地
D. 检查外观光滑
[单选题]危险环境下使用的手持电动工具的安全电压为( )。
A.9V
B.12V
C.24V
D.35V
[单选题]( 对压眶刺激出现痛苦表情,没有言语应答,并不能执行简单的命令的意识障碍病人处于下列哪种状态 )
A.嗜睡
B. 昏睡
C. 睁眼昏迷
D. 浅昏迷
E. 深昏迷
