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【单选题】
旅客列车贯通试验操作时,自阀减压50KPa,列车制动主管排风完毕,观察列车速度下降( )km/h后,缓解列车制动。A.
3
B.
5
C.
10
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举一反三
【单选题】In a speech seeking to persuade her audience to support the city’s ban on unlimited drink specials at local bars, Darlene used examples and statistics to demonstrate the seriousness of binge drinking ...
A.
Need.
B.
Fact.
C.
Action.
D.
Value.
E.
Plan.
【单选题】Which of the following specific purpose statements is from a persuasive speech seeking passive agreement?
A.
To persuade my audience to sign organ donor cards
B.
To persuade my audience to vote in the next local election
C.
To persuade my audience to boycott coffee from plantations that damage the rainforests.
D.
To persuade my audience that the campus library should be open 24 hours a day.
E.
To persuade my audience to adopt a regular exercise program.
【多选题】根据《旅游安全管理办法》规定,旅游经营者的安全义务有( )。
A.
安全防范、管理和管理保障义务
B.
建立旅游目的地安全风险提示制度
C.
安全救助、处置和报告义务水
D.
安全说明或警示义务在
E.
统计分析本行政区域发生旅游安全事故的情况
【多选题】多选题难度 : 简单 分值 : 题目 : 下列选项中 , 关于节约里程法表述正确的包括 ( ) 。 选项
A.
节约里程法可以同时确定路线和经过各站点顺序 , 能处理有众多约束条件的实际问题
B.
节约法的目标是使所有车辆行驶的总里程最短
C.
节约里程法第一步是虚拟路线里程是最长的路线
D.
节约里程法每次合并时都要计算所节约距离 , 节约距离最多的站点须纳入现有路线
【判断题】工业、科学和医疗使用的频率范围( ISM , Industrial , Science , Medical )通常是局部的无线电通讯频段,因此,通常情况下,无线射频识别使用的频段也是 ISM 频段
A.
正确
B.
错误
【单选题】Which of the following specific purpose statements is from a persuasive speech seeking passive agreement?
A.
To persuade my audience to boycott coffee from plantations that damage the rainforests.
B.
To persuade my audience to sign organ donor cards.
C.
To persuade my audience to vote in the next local election.
D.
To persuade my audience that the campus library should be open 24 hours a day.
【多选题】多选题难度 : 简单 分值: 题目 : 下列选项中,关于节约里程法表述正确的包括( )。
A.
节约里程法可以同时确定路线和经过各站点顺序，能处理有众多约束条件的实际问题
B.
、节约法的目标是使所有车辆行驶的总里程最短
C.
、节约里程法第一步是虚拟路线里程是最长的路线
D.
节约里程法每次合并时都要计算所节约距离，节约距离最多的站点必须纳入现有路线
【单选题】Which of the following specific purpose statements is from a persuasive speech seeking passive agreement?
A.
To persuade my audience to sign organ donor cards.
B.
To persuade my audience to vote in the next local election.
C.
To persuade my audience to boycott coffee from plantations that damage the rainforests.
D.
To persuade my audience that the campus library should be open 24 hours a day.
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