三相感应电机转速为n，定子旋转磁场的转速为1n，当n＜n1时为（）运行-我要搜题网

[单项选择]TYJL-ADX计算机联锁系统送出的驱动回线电压是（）V。
A. +24
B. -24
C. 0
D. 24

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[单项选择]北京天坛的主体建筑大体由皇穹宇、祈谷坛、斋宫和（）四部分组成。
A. 祈年殿
B. 圜丘坛
C. 回音壁
D. 无梁殿

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[简答题]现场作业人员未经安全准入考试并合格；（） 3个月以上电气作业人员，未经专门安全教育培训，并经考试合格上岗，属于Ⅲ类严重违章

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[简答题]焊缝外观检查的基本内容是什么？

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[单项选择]下列哪项不是高血压时脑部的病理变化
A. 脑水肿
B. 脑软化
C. 脑出血
D. 脑凝固性坏死
E. 视网膜渗出出血

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[判断题]起吊重物不准让其长期悬在空中。有重物悬在空中时，禁止驾驶人员离开驾驶室或做其他工作。（）
A.正确
B.错误

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[判断题]在手工排路工作状态或按图排路工作状态下人工排路时，如车次号窗口内未输入车次号，可以生成列车进路，但不检查和校核运行图、阶段计划等约束条件。
A.正确
B.错误

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[多选题]依据《中国南方电网有限责任公司电力安全工作规程》(Q/CSG 510001-2015)第24.1.5条规定:凡盛有或盛过易燃易爆等化学危险物品的( )等生产、储存装置,在动火作业前应将其与生产系统彻底隔离,并进行清洗置换,检测可燃气体、易燃液体的可燃蒸气含量合格后,方可动火作业。
A.容器
B.设备
C.管道

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[多选题]体态基本要求是（）。
A.A.头正
B.B.肩平
C.C.挺胸
D.D.立腰

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[单选题]调节阀流量特性常用的有()种。
A.4
B.3
C.2

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[判断题] 法人金融机构董事会承担洗钱风险管理的最终责任，董事会不可以授权下设的专业委员会履行其洗钱风险管理的部分职责。
A.正确
B.错误

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[单项选择]

More than 30,000 drivers and front seat passengers are killed or seriously injured each year. At a speed of only 30 miles per hour it is the same as falling from a third floor window. Wearing a seat belt saves lives; it reduces your chance of death or serious injury by more than half. Therefore drivers or front seat passengers over 14 in most vehicles must wear a seat belt. If you do not, you could be fined up to $ 50. It will not be Up to the drivers to make sure you wear your belt. But it will be the driver’s responsibility to make sure that children under 14 do not ride in the front unless they are wearing a seat belt of some kind. However, you do not have to wear a seat belt if you are reversing your vehicle; or you are making a local delivery or collection using a special vehicle; or if you have a valid medical certificate which excuses you from wearing it. Make sure these circumstances apply to you before you decide not to wear your seat belt. Remember you may be take
A. Someone who is backing into a parking space.
B. Someone who is picking up the children from the local school.
C. Someone who is delivering invitation letters.
D. Someone who is under 14.

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[单选题]哪一项不是运动再学习的理论
A.生物力学
B.运动科学
C.神经科学
D.精神科学
E.认知心理学

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[单项选择]治疗痛风的药物中，能抑制尿酸合成的是
A. 秋水仙碱
B. 别嘌呤醇
C. 糖皮质激素
D. 布洛芬
E. 丙磺舒

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[单选题]59)战区级作战指挥系统处于美军作战指挥系统的顶层()
A.正确
B.错误

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[单项选择]副交感神经的生理作用是
A. 促进胰岛素分泌
B. 促进肾上腺素分泌
C. 支气管平滑肌舒张
D. 竖毛肌收缩
E. 小肠平滑肌舒张

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[多选题]控制用的控制图的应用原则？( )
A.按规定的取样方法获得数据，通过打点来观察，控制异常原因的出现。
B.当点子分布出现异常，说明工序质量稳定，存在特殊原因变差，此时应及时找出原因，消除异常因素，使工序恢复到正常的控制状态。
C.控制用控制图的控制线来自分析用控制图，不必随时计算。

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[单选题]国际民航组织新航行系统中的通信系统主要强调发展基于（）业务的航空移动业务
A.数据通信
B.气象监视
C.ATC话音通信
D.高频通信

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[判断题]口对鼻的人工呼吸，适用于有严重的下颌及嘴唇外伤，牙关紧闭，下颌骨骨折等情况的伤员，难以采用口对口吹气法；
A.正确
B.错误

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[单选题]空气阻尼式时间继电器，其延时范围可达（）。
A.0-2～90s
B.0.
C.0.
D.0.

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[判断题]木材单位面积的重量称为容重。
A.正确
B.错误

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[单项选择]

Beyond question, Clinton was supposed to close up, stay out of sight, and avoid second- guessing his wife’s boss. After his ego blustered into oncoming traffic during Hillary’s heated primary race (1) Obama, the nation suffered from yet another turn of Clinton fatigue.
(2) this week Bill Clinton showed an instinct for robust, inclusive leadership that the (3) White House occupant could make good use of right for the time being. With President Obama struggling to (4) the political damage from the Gulf oil spill, Clinton not only can’t help himself—he’s worth being listened.
The conventional-wisdom (5) on President Obama’s early reaction to the spill was (6) he didn’t emote enough. He didn’t feel the (7) of all those people in the crisis whose livelihood would be destroyed, whose clean waters and wildlife would be (8) in black gunk.
Clinton
A. abundant
B. valuable
C. surplus
D. restless