[单选题]调车手信号指挥机车向显示人方向稍行移动的信号，昼间为拢起的红-我要搜题网

[单项选择]Which condition must be satisfied before an EIGRP neighbor can be considered a feasiblesuccessor?（）
A. The neighbor's advertised distance must be less than or equal to the feasible distance of the current successor.
B. The neighbor's advertised distance must be less than the f easible distance of the current successor.
C. The neighbor's advertised distance must be greater than the feasible distance of the current successor.
D. The neighbor's advertised distance must be equal to the feasible distance of the current successor .
E. The neighbor's advertised distance must be greater than or equal to the feasible distance of the current successor.

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[多选题]建设创新引领、协同发展的产业体系,就要发展战略性新兴产业,培育()。
A.新技术
B.新产品
C.新业态
D.新模式

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[单选题]遇动车组无动力等特殊情况，需利用机车进行调车作业时，调车作业前调车作业人员要与动车组乘务司机共同确认动车组（），在得到动车组乘务司机可以动车同意后，方可通知调车指挥人进行调车作业。
A.完整
B.过渡车钩
C.风压
D.人员乘降

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[单项选择]
下面有3篇短文，每篇短文后有5道题，每题后面有4个选项。请仔细阅读短文，并根据短文回答其后面的问题，从4个选项中选择1个最佳答案。
{{B}}第一篇{{/B}}

{{B}}Tipping{{/B}}

Everybody loathes it, but everybody does it. A recent poll showed that 40% of Americans hate the practice. It seems so arbitrary, after all. Why does a barman get a tip, but not a doctor who saved lives
In America alone, tipping is now a $16 billion-a-year industry. Consumers acting rationally ought not to pay more than they have to for a given service. Tips should not exist. So why do they The conventional wisdom is that tips both reward the efforts of good service and reduce uncomfortable feelings of inequality. The better the service, the bigger the tip.
Such explanations no doubt explain the purported origin of tipping—in the 16th century, boxes in English taverns carried the phrase "To Insurance Promptitude" (later just "TIP"). But according to new research from Cornell University, tipping no longer s
A. To understand.
B. To become popular.
C. To be involved with.
D. To be interested in.

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[多选题]凡参加跨区域作战行动( )等环节,带队指挥员必须向总队指挥中心报告。
A.集结出发
B.到达指定位置
C.战斗结束归建

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[简答题]说明学生是自我教育和发展的主体的依据和表现。

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[单项选择]工艺过程中产生的静电的最大危险是( )。
A. 给人以电击
B. 引起过负载
C. 引起爆炸
D. 降低产品质量

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[单选题]机坪管网高点排放的作用是排除系统内气体,﹛.XZ﹜。
A. 防止油品变质
B. 防止管道气蚀
C. 确保加油计量准确
D. 防止气阻断流

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[单项选择]男，40岁，10余年咳嗽、咳脓痰史，1小时前突然大咯血，考虑病因可能为（）
A. 支气管扩张症
B. 肺癌
C. 肺炎
D. 胸腔积液
E. 胸膜增厚

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[单选题]低压装表接电时，（）。
A. A.应先安装计量装置后接电
B.B.应先接电后安装计量装置
C.C.计量装置安装和接电的顺序无要求
D.D.计量装置安装和接电应同时进行