热门试题:
[单项选择]Since there is such an abundance of food in the sea, it is understandable that some of the efficient, highly adaptable, warm-blooded mammals that (67) on land should have returned to the sea. Those that (68) have flourished. Within about 50 million years-- (69) time at all, geologically speaking--one of the four kinds of mammals that has (70) to a marine environment has developed into the largest of all animal (71) , the whale. A second kind, the seal, has produced what is probably the greatest population of large carnivorous mammals on Earth.
This suggests that these "top dogs" of the ocean are (72) and multiplying. (73) , such has not been the case, at ieast not for the last 150 years. Trouble has closed in (74) these mammals in the form of equally warm-blooded and even more (75) adaptable predators, humans. At sea, (76) on land, humans have now (77) themselve
A. made
B. went
C. did
D. came
[判断题]精密控制网应对测量的距离进行测距仪的加、乘常数改正，该项改正属于系统误差。 【该题涉及2.1内容】
A.正确
B.错误
[填空题]室内地面的水泥砼垫层，应设置纵向缩缝和横向缩缝。纵向缩缝间距不得大于（），横向缩缝不得大于（）。
[单项选择]甲患抑郁症欲自杀，但无自杀勇气。某晚，甲用事前准备的刀猛刺路人乙胸部，致乙当场死亡。随后，甲向司法机关自首，要求司法机关判处其死刑立即执行。对于甲责任能力的认定，下列哪项是正确的( )
A. 抑郁症属于严重精神病，甲没有责任能力，不承担故意杀人罪的责任
B. 抑郁症不是严重精神病，但甲的想法表明其没有责任能力，不承担故意杀人罪的责任
C. 甲虽患有抑郁症，但具有责任能力，应当承担故意杀人罪的责任
D. 甲具有责任能力，但患有抑郁症，应当对其从轻或者减轻处罚
[单选题]顺着线路行走时，应走两线路中间，并注意临线的（ ）、车辆和货物装载状态。
A.本务机
B.调车机
C.机车
D.作业人员
[单选题]患者男性,40岁,因急性阑尾炎入院,入院后腹痛曾有短暂的缓解,以后又呈持续性加剧,应考虑
A.单纯性阑尾炎
B.化脓性阑尾炎
C.坏疽性阑尾炎
D.穿孔性阑尾炎
E.阑尾周围脓肿
[单选题]依据《中国南方电网有限责任公司电力安全工作规程》（Q/CSG510001-2015.第17.1.2条规定：在一次电力线路迁改中，王某和刘某在同一电气连接部分，不能同时进行检修和-----工作。
A.继电保护
B.化学试验
C.高压试验
D.变电运行
[单选题]下列有关VRRP组的说法中，正确的是（）。
A. VRRP组的虚拟IP地址必须为组中某个物理接口的IP地址
B. 不同的VRRP组可以使用同一虚拟IP地址，但虚拟MAC地址必须不同
C.同一个物理接口可以同时参与多个VRRP组
D. 一个VRRP组中可以有多台主用路由器
[单选题]铁路行车有关人员，在任职、提职、改职前，必须经过拟任职业的任职（ ），并经职业技能鉴定、岗位任职资格考试合格，取得相应等级的职业资格证书和相关岗位任职资格后方可任职。
A.资格培训
B.适应性培训
C.技能培训
D.专项培训
[判断题]纵向牵引拉杆检修时，其纵向锻造皱纹可不处理。（ ）
A.正确
B.错误
[简答题]NS1602起重机的液压系统中，当管路中有空气时，会造成（ ）。
[判断题]空气呼吸器面罩应与本人脸型配套贴合，专人专用，由消防站统一保养。( )
A.正确
B.错误
[判断题]钙的主要来源是肝.蛋黄.血.红枣瘦肉.桃.杏.黑李等。( )
A.正确
B.错误
[单项选择]Industrial pollution is not only a problem for the countries of Europe and North America. It is an extremely serious problem in some developing countries. For these counties, economic growth is a very important aim. They want to introduce industries, and so they put few controls on industries which cause pollution.
Cubatao, an industrial town of 85,000 people in Brazil, is an example of the connection between industrial development and pollution. In 1954, Cubatao had no industry. Today it has more than twenty large factories, which produce many pollutants(污染物). The people of the town are suffering from the poisonous matters in their surroundings, and the bad effects can be clearly seen. Birth shortcomings are extremely common. Among children and grown-ups, lung problems are sometimes twelve times more common in Cubatao than in other places.
It is true that Brazil, like many other countries, has laws against pollution, but these laws are not carried out strictly enough. It is
A. Right
B. Wrong
C. Not mentioned
[多选题].钢筋保护层检测应选择有代表性的部位，规范中“有代表性的部位”是指( )
A.影响构件承载力的部位
B.钢筋密集的部位
C.影响耐久性的部位
D.梁柱节点部位
[多选题]公民死亡后，其名誉受到侵害，使得他的（）受到损害的，受害人可以提起诉讼。
A.配偶
B.父母
C.子女
D.其他有关人员
[单项选择]县级以上各级公安机关接受同级党委的( )。
A. 形式领导
B. 实际领导
C. 相对领导
D. 间接领导
[简答题]《西安铁路局普速铁路自动闭塞区间逻辑检查功能运用暂行办法》规定：闭塞分区占用丢失逻辑检查报警自动解除后，车站值班员应如何处置？
[多选题]TRE内的LRU包括（ ）
A.无线调制解调器
B.电源转换器
C.光电转换器
D.供电箱
[单项选择]下列各项中属于行政处罚中声誉罚的是（）
A. 警告
B. 罚款
C. 责令停产停业
D. 行政拘留
[判断题]监护操作时，应由对设备较为熟悉者作操作人。
A.正确
B.错误
[多选题]电梯拽引系统由( )等组成,有交流轮式.直流轮式和直流无轮式。
A.电动机
B.拽引轮
C.电磁制动器
D.减速器
[填空题]高速铁路正线应采用符合相应技术标准的<--NRC-->、100m定尺、强度等级为880MPa热轧钢轨，兼顾货运的应采用强度等级为980MPa热轧钢轨。
[单项选择]老张因身体不便将自己的一辆自行车赠与邻居的中学生小李，让小李上学使用，但要求小李今后回家途中给其捎带一些生活必需品，小李同意。第二天小李上学路上因自行车刹车不灵造成摔伤。下列选项中，表述正确的是( )。
A. 对此老张不负责任
B. 老张应负全部责任
C. 老张应负部分责任
D. 此事造成赠与合同无效
[判断题]B-A-B-012 4 1 3
当仪表自动切换为手动后通过调节给定值来控制阀门开度大小。
A.正确
B.错误
[填空题]What do students think of e-textbooks Administrators at Northwest Missouri State University wanted to (26) . Earlier this year, they tested them with 500 students in 20 classes. The university is unusual. It not only provides laptop computers to all 7000 of its (27) students. It does not require students to buy their textbooks, either. They rent them to save money. The school (28) save even more by moving to e-textbooks. The students in the survey reported that (29) the books from the Internet was easy. They liked the idea of carrying (30) backpacks. And 56% said they were better able to find information. But most found that using e-textbooks did not change their study (31) . And 60% felt they read more when they were reading on paper. In all, almost half the students said they still liked physical textbooks better. But the survey found that cost could be a big (32) . 55% said they would choose e-textbooks if us
[单选题]男性，30岁，右侧甲状腺单发结节，质硬，生长迅速，近一周伴声音嘶哑，ECT示右甲状腺冷结节。如未能确诊，拟行手术，应采用何种术式
A.结节切除术
B.患侧腺体全切
C.颈部淋巴结清除术
D.患侧腺体大部切除加冰冻切片检查
E.患侧全切，峡部切除，对侧大部切除
[填空题]《关于印发事业单位工作人员收入分配制度改革方案的通知》(国人部发〔2006〕56号)规定,在年度考核的基础上,对考核合格及以上等次的工作人员每年正常增加( )级薪级工资。
[判断题]SWKP AS 20R防滑器系统显示代码“72/73”为间歇性故障，显示代码“95”时为永久性故障。 ( )
A.正确
B.错误
[单项选择]下列不是核和辐射事件的现场医学救援措施的是（）。
A. 判定和救治伤员
B. 初步估计人员受照剂量，对伤员进行分类处理
C. 指导公众做好个人防护，必要时在专家指导下发放和服用稳定性碘
D. 调查被污染食物的流向，并向可能受影响地区的卫生行政部门通报
[单选题]开放性颅脑外伤的急救处理首先是
A.立即转院;
B.输血输液;
C.清创缝合;
D.止血包扎;
E.镇静止痛;
[多选题]《站用交流电源系统运维细则》规定，正常运行时，站用电系统备自投装置应(____)。
A.冗余配置
B.三重配置
C.具备跳闸功能
D.具备投退功能
