热门试题:
[单选题]当变比不完全相等的两台变压器从高压侧输入，低压侧输出并列运行时，在两台变压器之间将产生环流，使得两台变压器空载输出电压( )。
A.上升
B.下降
C.变比大的升、小的降
D.变比小的升、大的降
[单项选择] Ten years ago I used to be very fit. I cycled to work during the week days and I got a lot of exercise at the weekends. I used to play tennis a lot and go for long walks. In those days I had a job in an office, but I did not have many things to do, so I didn’’t earn very much. I knew it was not a very good job but I had a lot of time to do the things I enjoyed doing.
Then, about eight years ago, I got a much better job. The pay was better. But the hours were a lot longer, too. I bought a car and drove to work every day. I began to take people out to lunch. "Expense account lunches". And I began to put on weight, too. I stopped playing tennis and going for long walks at the weekend because I just didn’’t have any time for things like that any more. There’’s a lot of stress in a job like mine. Perhaps that’’s why I started drinking more than I used to. For example, I used to have only half a glass of whisky when I got home, then I started filling the glass to the top. Then I had
A. he used to have only half a glass of whisky when he got home
B. he just didn’t have any time for things he liked
C. he started smoking a lot
D. there is a lot of stress in a job like his
[多选题]扑救含碳固体可燃物，如木材、棉、毛、麻、纸张等A类火灾，应选用（）灭火。
A.水型
B.泡沫
C.磷酸铵盐干粉
D.二氧化碳型
E.卤代烷型
[多选题] 消防车按其用途可分为( )
A. 通信指挥车
B.灭火消防车
C.举高消防车
D.后援消防车
E.专勤消防车
[判断题] 中国梦是不是历史的、现实的，而是未来的。
A.正确
B.错误
[单选题]接地体的埋设深度应不小于 ( )m。
A.0.4
B.0.5
C.0.6
D.0.7
[多项选择]为了提高一级资本充足率水平，该商业银行可以采取的方法有（）
A. 发行普通股股
B. 发行减记型二级资本工具
C. 扩大贷款投放规模
D. 发行优先股股票
[单选题]向锅炉给水加（ ）药剂。
A.碳酸钠
B.磷酸三钠
C.对苯二酚
D.乙二胺
[单选题]政法机关处置重大敏感案事件，应当遵循（）原则。
A.评估
B.启动
C.先启动，后评估
D.先启动，后处置
[多项选择]在梁、柱类构件的纵向受力钢筋搭接长度范围内，应按设计要求配置箍筋。当设计无具体要求时，应符合下列规定（）。
A. 箍筋直径不应小于搭接钢筋较大直径0.25倍
B. 受拉搭接区段的箍筋间距不应大于搭接钢筋较小直径的5倍，且不应大于100mm
C. 受压搭接区段的箍筋间距不应大于搭接钢筋较小直径的10倍，且不应大于200mm
D. 当柱中纵向受力钢筋直径大于25mm时，应在搭接接头两端外100mm范围内各设置2个箍筋，其间距宜为50mm
E. 受拉搭接区段的箍筋间距应大于搭接钢筋较小直径的5倍，且应大于100mm
[单选题]在5.8GHz的信道中，有（ ）个相互不干扰的信道。
A.3
B.5
C.8
D.13
[单选题]美元纸张坚韧耐磨,其主要成分为( )。
A.全棉
B.特制木浆
C.棉和亚麻纤维
[单选题]地面建设“全额上网”分布式光伏2018年以前在国家能源局备案并纳入财政补贴规模管理的，2018年6月30日以后投运的，上网电价执行(____)年光伏电站标杆电价。
A.2015
B.2016
C.2017
D.2018
[单项选择]下列各项中属于期刊不可或缺的要素的是（ ）。
A. 由邮局发行
B. 每期有一定数量的广告
C. 以稳定的名称连续成册出版
D. 开本比图书大，比报纸小
[单选题]集输管网的类型应根据气田的形状、( )、气田的地貌和气体输送等情况来选择。
A.井位
B.产能
C.储量
D.压力
[多选题]下列属于经济责任审计范畴的事项有( )。
A.经费投向是否合理、投量是否适度
B.工作作风是否严谨
C.财经法纪执行情况
D.经费物资管理及债权债务情况
[单项选择]病人神志清醒时，小便不能控制而自遗，称之为（）
A. 小便失禁
B. 遗尿
C. 小便清长
D. 余溺不尽
E. 小便频数
[多选题]低钾血症和缺钾时的补钾原则是
A. 尽量口服补钾
B. 每日尿量大于500ml才能静脉补钾
C. 静脉补钾速度要慢
D. 严重缺钾时须在短时间内迅速补钾
[填空题]测风站应设置在平直的巷道中，其前后（）范围内不得有障碍物和拐弯等局部阻力。
[单选题]已知一段电路两端的电压为 15V,通过该段电路的电流为 8A,则该段电路的电功率 P 等于( )W。
A.60
B.100
C.120
[单选题]安检服务员在安检过程中应用语规范,以诚待人,语调适中,语气平和,语言亲切,提倡讲( )。
A.双语
B.普通话
C.英语
D.方言
[填空题]HXD1电力机车以CCBII制动机为基础，并具备空电联合制动、空气制动（ ）控制功能。
[填空题]本着终端资源“分级共享、最大化利用”的原则，___是调节各门店库存的有效手段，缓解调出门店库存压力，满足调入方门店销售需求。
[判断题]在电路中，既有电阻的并联，又有电阻的串联，这样的电路成为混联电路。( )
A.正确
B.错误
[判断题]液压支架的移架速度应与采煤机的牵引速度相适应。
A.正确
B.错误
[多选题]合同生效后，当事人就（ ）等内容没有约定或者约定不明确的，可以协议补充。
A.质量
B.价款
C.报酬
D.履行地点
[单项选择]企业外部的不利因素不包括( )。
A. 销售网络不成熟
B. 新产品替代
C. 市场成长放缓
D. 竞争对手结盟
[填空题](47010)（）使用通信设备下达设置或撤除防护、开始或停止施工作业、下道避车等命令。(1.0
分)
[单选题]事故情况下,在全站无电后,应将()支路断路器分闸断开。
A.各出线
B.电压互感器
C.电容器
[判断题]空调制冷系统中,制冷剂越多,制冷能力越强。
A.正确
B.错误
[单选题]外（分）包施工单位发生1次严重违章，予以扣除施工合同款（ ）元记3分。
A.10000
B.20000
C.30000
D.50000
[单选题]因吞噬精虫可引起不孕( )
A.A滴虫性阴道炎
B.B假丝酵母菌性阴道炎
C.C细菌性阴道炎
D.D萎缩性阴道炎
[单项选择]When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）
A. Enable bpduguard globally.
B. Enable rootguard.
C. Enable loopguard.
D. Enable spanning tree.
E. Enable UDLD
[单项选择]Passage Three
Seana lived is the inpatient hospice unit for more than a. month, far longer than anyone would have predicted, sustained only on pain edications and Popsicles.
Late March in Chicago is only technically spring. Most of the time it is still cold and overcast. However, this day was warm, 60 degrees and sunny. It was a Saturday and we planned to go outside after I finished rounds. I found Seana back on the unit sitting in her wheelchair, IV pole and pumps in tow, her winter coat partially covering her hospital gown. Her sister-in-law and Carla, her nurse’s aide, were ready to go. Everyone was in a great mood.
We went down the elevator, into the brightly sunlit outdoor, and onto the driveway by the women’s hospital. Though the initial idea was to just sit in the sun a bit, we were drawn toward the sidewalk. There were the usual smokers outside the hospital, and the smell of cigarette smoke was the first thing I noticed. It seemed horrible to come out here, to
A. the fast food at McDonald’s
B. the smell of smoke
C. the generation gap
D. all of the above
[判断题]昆明地铁首期工程及支线，五腊村停车场最小曲线半径为150m。
A.正确
B.错误
