热门试题:
[单项选择]采用序分量选相原理，当动作情况为63.4°
A. A
B. B
C. C
[判断题] 慕墙的钢框架结构应设温度变形缝。( )
A.正确
B.错误
[判断题]电压互感器的误差表现在幅值误差和角度误差两个方面。电压互感器二次负载的大小和功率因数的大小,均对误差没有影响。( )
A.正确
B.错误
[单选题]高频闭锁零序保护，保护停信需带一短延，这是为了( )
A.防止外部故障时因暂态过程而误动
B.防止外部故障时因功率倒向而误动
C.与远方起动相配合，等待对端闭锁信号的到来，防止区外故障时误动
D.防止区内故障时拒动
[单选题]血厥虚证常见诱因为（ ）
A.过度疲劳
B.饥饿受寒
C.大出血，月经过多
D.暴饮暴食
[单选题]要加强铁路内部职工管理，对内部职工扰乱站车秩序、危害旅客和客运人员人身安全的，所在单位要严肃处理，触犯法律的要移送（ ）。
A.公安部门
B.司法部门
C.司法机关
D.集团公司客运部
[多选题]回转器不回转可能是（ ）
A.A、主轴卡死
B.B、油泵排油量不足
C.C、马达发生故障
D.D、安全阀开启压力太低
[单选题]患者，男性，50 岁 。 患“幽门管溃疡 2 个月，现原有疼痛节律消失，出现餐后上腹
部饱胀，频繁呕吐宿食，最可能的并发症为
A.穿孔
B.癌变
C.出血
D.幽门梗阻
E.慢性胃肠炎
[判断题]钢丝绳接头可以通过滑轮及卷筒。
A.正确
B.错误
[单项选择]实验室常规高压蒸汽灭菌的条件是（）
A. 135℃—140℃，5—15秒
B. 72℃，15秒
C. 121℃，30分钟
D. 100℃，5小时
[简答题]信号操纵人员排列进路、开放信号后，须将调车进路上轨道电路分路不良区段内的道岔____。信号开放后，禁止办理经过该轨道电路分路不良区段的其他进路。
[单选题]ZPW-2000A无绝缘轨道电路防护盒边缘距线路中心不得小于（）.
A.2000mm
B.2250mm
C.3300mm
D.4500mm
[多选题]公司招标活动实行统一的（）等“六统一”管理。
A.招标平台
B.规范标准
C.招标方案
D.工作流程
E.供应商关系
F.评标专家库
[单项选择]根据《2000年际贸易术语解释通则》，哪些国际贸易术语规定货物的风险自装运港货物越过船舷时从卖方转移给买方（）
A. CPT(纽约)
B. CIF(天津)
C. FCA(纽约)
D. FAS(天津)
[判断题]一批调车作业计划变更辆数超过三钩时，可口头传达，但有关人员必须复颂。
A.正确
B.错误
[判断题]货车需确认称重数据上传后再输入车型。
A.正确
B.错误
[判断题]. 配电室电气操作时可按操作票所列操作步骤随意执行。 ( )
A.正确
B.错误
[单选题]：下列各项中，属于暑邪的主要致病特点是
A.耗气
B.上炎
C.伤精
D.动血
E.夹湿
[单选题]Excel中，如果单元格B2中为“星期一”，那么向下拖动填充柄到B4，则B4中应为（）。
A.星期一
B.星期三
C.星期二
D.#REF
[多选题]《安全生产法》规定：安全生产监督检查人员应当( )。
A.忠于职守；
B.坚持原则；
C.秉公执法；
[判断题] 承办者取消举办大型群众性活动的,应当在原定举办活动时间之前书面告知做出安全许可决定的公安机关,并交回公安机关颁发的准予举办大型群众性活动的安全许可证件。
A.正确
B.错误
[单项选择]The concept of personal choice in relation to health behaviors is an important one. An estimated 90 percent of all illness may be (62) if individuals would make sound personal health choices (63) upon current medical knowledge. We all enjoy our freedom of choice and do not like to see it (64) when it is within the legal and moral boundaries of society. The structure of American society allows us to make almost all our personal decisions that may (65) our health. If we (66) desire, we can smoke, drink excessively, refuse to wear seat belts, eat (67) foods we want, and live a (68) sedentary(久坐的)lifestyle without any exercise. The freedom to make such personal decisions is the fundamental (69) of our society, (70) the wisdom of these decisions can be questioned. Personal choices relative to (71) often cause a difficulty. As one exampie, a teenager may know the facts relative to smoking cigarettes and
A. where
B. although
C. when
D. somehow
[填空题]当代中国最鲜明的特点是改革开放。改革开放极大地解放和发展了（），冲破了束缚生产力发展的体制障碍，推动了社会主义市场经济体制的初步建立；极大地调动了亿万人民的积极性，打开了我国经济、政治、文化、社会全面发展的崭新局面，形成了对外开放的全新格局，实现了新的历史性突破。
[判断题]专线供电的用户应承担该线路的实际损耗。
A.正确
B.错误
[判断题]《中华人民共和国野生动物保护法》中规定在相关自然保护区域和禁猎（渔）区、禁猎（渔）期内，禁止猎捕以及其他妨碍野生动物生息繁衍的活动，但法律法规另有规定的除外。
[判断题]烟罩由活动烟罩和固定烟罩两部分组成，二者之间没有连接。
[判断题]当被测气体或蒸气的爆炸下限小于4%时，其被测浓度应不大于0.1%（体积百分数）（）
A.正确
B.错误
[单项选择]Questions 196-200 refer to the following e-mail and notice.
To: All employees
From: James G. Donovan, Director, Human Relations
Date: November 20
Subject: The new fitness center
Dear colleagues,
SanDisk Corporation recognizes the importance of having an excellent employee exercise facility on the premises. For the past three years, we have worked very hard to improve the employee exercise facility.
We purchased new exercise equipment, renovated locker rooms and begun offering a new safety training program. Two months ago, you responded enthusiastically to the survey about the fitness center. Based on your recommendations, new changes will be introduced to the fitness center. They will take effect on December 1.
· The employee’s fitness center will be open an extra three hours Monday through Thursday.
· Long-time members will be surely pleased to hear that the popular personal manager Rodney Perry will be promoted to the manager of the fitness
A. Gum, food and drink are not allowed inside the facility.
B. Participants must pay replacement costs for damaged equipment as a result of their negligent behavior.
C. Every member must carry a valid membership card in the facility.
D. Bags, coats and personal items are allowed in the facility.
[填空题] Lessons from the Titanic
From the comfort of our modern lives we tend to look back at the mm of the twentieth century as a dangerous time for sea travelers. With limited communication facilities, and shipping technology still in its infancy in the early nineteen hundreds, we consider ocean travel to have been a risky business. But to the people of the time it was one of the safest forms of transport. At the time of the Titanic’s maiden voyage in 1912, there had only been four lives lost in the previous forty years on passenger ships on the North Atlantic crossing. And the Titanic was confidently proclaimed to be unsinkable. Her builders, crew and passengers had no doubt that she was the finest ship ever built. But still she did sink on April 14, 1912, taking 1,517 of her passengers and crew with her.
The RMS Titanic left Southampton for New York on April 10, 1912. On board were some of the richest and most famous people of
[单项选择]属于公路工程常用的流水时间参数是（ ）。
A. 施工过程数
B. 工作面
C. 流水节拍
D. 流水强度
[单项选择]中国载人航天工程的缩写是（）
A. CNS
B. CMS
C. CNIS
D. CSI
[单选题]穿过三边孔的结构有 ( )
A.旋肱前动脉
B.旋肱后动脉
C.旋肩胛动脉
D.腋神经
E.腋血管
[单项选择]Witmer's research leads people to believe ________.
A. Tyrannosaurus Re had lips and Triceratops had cheeks.
B. dinosaurs might have looked like mammals such as sheep.
C. dinosaurs might not have looked like what we thought.
D. dinosaurs must have looked like birds or crocodiles.
[多选题]施工现场原材料、半成品、成品、预制构件等应堆放(),并标识清楚,不得侵占场内道路或影响安全。
A.整齐
B.稳固
C.规范
D.随意
[判断题]接地线应用多股软铜线，其截面应满足装设地点短路电流的要求，且应有透明外护层。
A.正确
B.错误
