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【单选题】
在城市轨道交通行车组织活动中,如果控制中心是整个行车系统中的大脑,电力系统是城市轨道交通的血液,车站、车辆、线路上的各种基础设备是整个系统中的各个器官,那么( )就可以看作是整个行车系统的神经,它通过传输着控制中心的各项操作指令到各基础设备,指挥着各基础设备运行,以协调各设备达到服务乘客的目的。
A.
自动驾驶系统
B.
信号系统
C.
通信系统
D.
自动监控系统
手机使用
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参考答案：
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【简答题】According to a new survey . Students’ safety has become a big problem. Nearly 50% of students say they are worried about robbery (抢劫) on the way to and from school. Now in some big cities in China, so...
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【简答题】请根据括号内汉/英语提示或已给的首字母写出单词的正确形式。 小题1:To our surprise , he made no ____________（解释）of his absence. 小题2:Tibet is a  ____________（多山的） province . 小题3:U______________, my computer system broke down again . 小...
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【单选题】梁的斜截面受剪破坏形态受剪跨比λ的大小影响很大,当λ3时无腹筋梁常发生()
A.
斜压破坏
B.
剪压破坏
C.
斜拉破坏
D.
剪拉破坏
查看完整题目与答案
【单选题】失败的原因之一是他的粗心大意
A.
One of the reasons he failed is his carelessness.
B.
One of the reasons he failed is his carefulness.
C.
The reasons he failed is her carelessness.
D.
One of the reasons he didn’t fail is his carelessness.
查看完整题目与答案
【简答题】二、完成下列句子,没空一词。( 60 分) 1. 抄写数字是最烦人的。 ________ ________ ________ ________ ________ than copying the number. 2. 尽管他失败过很多次,他从来不泄气。 ________ ________ ________ ________ ________ , he never lost heart. 3. 你想...
查看完整题目与答案
【单选题】根据剪跨比λ的大小和配箍率的多少,梁的斜截面破坏(剪切破坏)可以分3种:斜拉破坏、斜压破坏、剪压破坏。在这3种破坏形式中,受力性能最好的是哪一种?_________
A.
斜拉破坏
B.
斜压破坏
C.
剪压破坏
查看完整题目与答案
【简答题】When a storm is coming, most people leave the area as quickly as possible and head for safety…But there are a few people who will get into their cars and go straight for the center of the storm．These ...
查看完整题目与答案
【单选题】'Mommies and Daddies out there' were worried
A.
about the author's personal safety.
B.
that the author's union would fail in the election.
C.
about the opposition in the hospital.
D.
that the author couldn't get through the pressure.
查看完整题目与答案
【简答题】根据汉语意思完成句子,每空一词。 一、. 他只不过是个孩子,你应该对他耐心点。 He is just a child,so you should ____1____ _____2___ _____3___ him. 二、. 他们失败之后决定更拼搏,并且投入更多的努力。 They decided to work harder and ___4_____ ___5_____ _____6___ _...
查看完整题目与答案
【判断题】剪跨比1≤λ≤3的无腹筋梁为剪压破坏。( )
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【简答题】According to a new survey . Students’ safety has become a big problem. Nearly 50% of students say they are worried about robbery (抢劫) on the way to and from school. Now in some big cities in China, so...
查看完整题目与答案
【简答题】请根据括号内汉/英语提示或已给的首字母写出单词的正确形式。 小题1:To our surprise , he made no ____________（解释）of his absence. 小题2:Tibet is a  ____________（多山的） province . 小题3:U______________, my computer system broke down again . 小...
查看完整题目与答案
【单选题】梁的斜截面受剪破坏形态受剪跨比λ的大小影响很大,当λ3时无腹筋梁常发生()
A.
斜压破坏
B.
剪压破坏
C.
斜拉破坏
D.
剪拉破坏
查看完整题目与答案
【单选题】失败的原因之一是他的粗心大意
A.
One of the reasons he failed is his carelessness.
B.
One of the reasons he failed is his carefulness.
C.
The reasons he failed is her carelessness.
D.
One of the reasons he didn’t fail is his carelessness.
查看完整题目与答案
【简答题】二、完成下列句子,没空一词。( 60 分) 1. 抄写数字是最烦人的。 ________ ________ ________ ________ ________ than copying the number. 2. 尽管他失败过很多次,他从来不泄气。 ________ ________ ________ ________ ________ , he never lost heart. 3. 你想...
查看完整题目与答案
【单选题】根据剪跨比λ的大小和配箍率的多少,梁的斜截面破坏(剪切破坏)可以分3种:斜拉破坏、斜压破坏、剪压破坏。在这3种破坏形式中,受力性能最好的是哪一种?_________
A.
斜拉破坏
B.
斜压破坏
C.
剪压破坏
查看完整题目与答案
【简答题】When a storm is coming, most people leave the area as quickly as possible and head for safety…But there are a few people who will get into their cars and go straight for the center of the storm．These ...
查看完整题目与答案
【单选题】'Mommies and Daddies out there' were worried
A.
about the author's personal safety.
B.
that the author's union would fail in the election.
C.
about the opposition in the hospital.
D.
that the author couldn't get through the pressure.
查看完整题目与答案
【简答题】根据汉语意思完成句子,每空一词。 一、. 他只不过是个孩子,你应该对他耐心点。 He is just a child,so you should ____1____ _____2___ _____3___ him. 二、. 他们失败之后决定更拼搏,并且投入更多的努力。 They decided to work harder and ___4_____ ___5_____ _____6___ _...
查看完整题目与答案
【判断题】剪跨比1≤λ≤3的无腹筋梁为剪压破坏。( )
A.
正确
B.
错误
查看完整题目与答案
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