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[简答题]车侧灯的工作电压及作用是什么?

热门试题:

[单项选择]最常见的小细胞低色素性贫血是()。
A. 再生障碍性贫血
B. 缺铁性贫血
C. 慢性病性贫血
D. 溶血性贫血
E. 急性失血性贫血
[判断题]上岗前8小时不得喝酒,不吃大葱、大蒜、韭菜等异味较大的食品。
A.正确
B.错误
[多选题]BB006 关于酸碱质子理论描述正确的是( )
A.酸碱反应的实质是质子的转移[得失]
B.酸碱反应是2个共轭酸碱对共同作用的结果
C.HA[酸]失去质子后转化为它的共轭碱A-
D.A-[碱]得到质子后转化为它的共轭酸HA
[判断题]使用新木枕,应预先钻孔,孔径12.5mm,孔深为110mm。
[判断题]站内维修作业时,防护员在瞭望条件好的安全地点进行防护,具体位置由施工负责人根据现场实际情况指定。( )
A.正确
B.错误
[单选题]施工企业能够形成建筑市场诚信行为优良信用信息记录的是( )。
A.合同正常履约
B.未发生违约行为
C.获得发包人奖励
D.获得建设行政主管部门表彰
[单选题]最危急的心律失常是
A.房室传导阻滞
B.室上性阵发性心动过速
C.心室颤动
D.室性阵发性心动过速
E.心房颤动
[单项选择]—What made more than 170 thousand people die
— ______ the tsunami (海啸) in the Indian Ocean.


A. It was
B. They were
C. There were
D. That was
[单项选择]“safe speed” is defined as that speed where().
A. you can stop within your visibility range
B. you can take proper and effective action to avoid collision
C. you are traveling slower than surrounding vessels
D. no wake comes from your vessel
[单选题]利他行为:指人们出于自愿、不指望任何报酬的帮助他人的行为。下列属于利他行为的是( )。
A.小张营救失足落水儿童余某,事后希望余某家人付给其报酬
B.小李制服企图抢劫的歹徒。事后,单位奖励他人民币5000元
C.战士小李十年如一日,坚守边疆,荣立三等功
D.丁某发现自己家中失火,迅速拨打119,并协助消防人员灭火
[判断题]对拟参与电力市场化交易的零售市场用户,公司营销部门应与零售市场用户签订两方市场化交易电费结算协议。
A.正确
B.错误
[多选题]横越线路时不准脚踏( )等处所。
A.钢轨面
B.道岔连接杆
C.尖轨
D.可动心辙叉
[判断题]冬季铁路运输有气温低,多时冰天雪地、有雾,行车作业人员视觉、听觉受影响,了望困难,行动不便的特点。
A.正确
B.错误
[单选题]分布式电源指接入( )及以下电压等级电网、位于用户附近,在( )及以下电压等级就地消纳为主的电源。
A.10kV,10kV
B.35kV,35kV
C.66kV,66kV
D.110kV,110kV
[单选题]创伤急救原则上是()并注意采取措施,防止伤情加重或污染。需要送医院救治的,应立即做好保护伤员措施后送医院救治。
A.先固定、后抢救、再搬运
B.先搬运、后固定、再抢救
C.先抢救、后固定、再搬运
D.先抢救,后搬运,再固定
[单项选择]

America The Beautiful,is a song almost every American can sing. And while it’s true that The Star Spangled Banner has been America’s official national anthem since 1931 ,many Americans feel a unique affection for the peaceful, patriotic words the poet Katherine Lee Bates was inspired to write during her great journey through the American out West back in 1893. The gently rousing melody, written by the hymnist Samuel Augustus Ward also helped to popularize the song.
Willie Nelson’s version of America the Beautiful, is just one of the countless styles in which it’s has been sung. Lynn Sherr, author of America the Beautiful: The stirring True Story of Our Nation’s Favorite Song, seems to appreciate them all. "This is the song that has always given me goose bumps, "she says. "I think it is the quintessentially optimistic vision of America. It is hopeful. It is peaceful. And it just feels great to sing. "Ms. Sherr notes that in
A. Katherine Lee Bates.
B. Pete Seeger.
C. Willie Nelson.
D. Lynn Sherr.

[多选题]1.32.第 32 题 SF6气体具有优异的电气性能,包括( )。
A.绝缘强度高
B.灭弧特性好
C.散热性好
D.导电性好
[判断题]机车上应备有复轨器和铁鞋止轮器。( )
A.正确
B.错误
[单项选择]

Seven years ago, a group of female scientists at the Massachusetts Institute of Technology produced a piece of research showing that senior women professors in the institute’s school of science had lower salaries and received fewer resources for research than their male counterparts did. Discrimination against female scientists has cropped up elsewhere. One study conducted in Sweden, of all places--showed that female medical-research scientists had to be twice as good as men to win research grants. These pieces of work, though, were relatively small-scale. Now, a much larger study has found that discrimination plays a role in the pay gap between male and female scientists at British universities.
Sara Connolly, a researcher at the University of East Anglia’s school of economics, has been analyzing the results of a survey of over 7 000 scientists and she has just presented her findings at this year’s meeting of the British Association for the Advancement
A. make a comparison between the experience of scientists in others kinds of laboratory and that of those in universities
B. make themselves more eligible for promotion
C. make a difference for a woman to settle into a professorial chair
D. make the supposedly egalitarian world of academia deliver more equality

[多选题]伟大事业孕育伟大精神,伟大精神引领伟大事业。脱贫攻坚伟大斗争,锻造形成了“上下同心、尽锐出战、( )”的脱贫攻坚精神。( )
A..精准务实
B..开拓创新
C..攻坚克难
D..不负人民
[单选题]免疫荧光组织化学技术中非特异性染色的主要原因不包括( )
A. 未与蛋白质结合的荧光素没有被透析除去
B. 抗体以外的血清蛋白与荧光素结合
C.荧光素不纯
D. 抗体分子上标记的荧光素分子太多
E. 切片太薄
[多选题]除公路防护、养护需要的以外,禁止在公路两侧的建筑控制区内修建( )。
A..建筑物
B.地面构筑物
C.构筑物
D.公共建筑
[单选题]个人理想从根本上说是由( )规定的。
A. 个人主观愿望
B. 个人能力
C. 个人性格特征
D. 正确的社会理想
[单项选择]为加强地方行政事务的管理,南京政府从1946年起对省、县行政体制作了调整,其中省政府设______四厅。( )
A. 民政、财政、教育、建设
B. 民政、会计、卫生、建设
C. 财政、社会、警保、建设
D. 地政、财政、建设、统计
[单选题]急性肺水肿的诊断最特征性表现是
A. 端坐呼吸
B. 下肢水肿
C. 气促、发绀
D. 咳粉红色泡沫痰
E. 心尖区舒张期奔马律
[多项选择]下列关于设备租赁的表述中,正确的是( )。
A. 承租人只在租赁期间享有设备的所有权,租赁期一过,所有权即丧失
B. 承租人不能将租赁设备用于担保
C. 承租人在租赁期间所交的租金总额一般比直接购置设备的费用要低
D. 设备租金可在所得税前扣除
E. 承租人可避免设备陈旧、技术落后的风险
[单项选择]下列哪种药物慎用于痴呆患者()
A. 改善脑循环和脑代谢的药物
B. 胆碱酯酶抑制剂
C. 抗胆碱能药物
D. 兴奋性氨基酸受体拮抗剂
E. 神经生长因子
[多选题]危害识别应从()等方面考虑。
A.人的不安全行为
B.物的不安全状态
C.管理缺陷
D.环境因素
[判断题]()职业道德与企业文化没有太多的关联性。
A.正确
B.错误
[单选题]4.87.第87题
当GOOSE发生变位时,stNum和sqNum应该如何处理()
A.stNum变为1,sqNum变为+1
B.stNum+1,sqNum变为1
C.stNum+1,sqNum变为0
D.stNum变为0,sqNum变为+1
[多选题]如果输入电源是Ⅱ路供电,A屏面板指示灯()点亮。
A.3HL
B.4HL
C.遥测系统
D.远供系统
[单选题]杨某在填写操作票时,一份操作票只能填写()操作任务。
A.一个
B.两个
C.三个
D.同类型多个
[填空题]发电机失去同步后,()又恢复同步的过程称为再同步。
[单项选择]下列哪种物质在游离皮肤移植术后的前72小时使皮片和受区粘连
A. 硫酸软骨素
B. 纤维蛋白
C. 血小板
D. 纤维连接蛋白
E. 胶原蛋白
[单项选择]腹腔大手术时手术野的水分蒸发丢失量约为()
A. 1ml/(kg·h)
B. 2ml/(kg·h)
C. 3ml/(kg·h)
D. 4ml/(kg·h)
E. 5ml/(kg·h)
[多选题]在5级及以上的大风以及()、沙尘暴等恶劣天气下,应停止露天高处作业。
A.暴雨
B.雷电
C.冰雹
D.大雾
[多项选择]多发伤的病理生理特点是()
A. 机体应激反应剧烈
B. 易发生器官功能衰竭
C. 免疫功能改变,易继发感染
D. 凝血功能改变
E. 高代谢状态
[填空题].HTK—499红外线探测站数传板发送电平范围(),每档1dB,连续可调。

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