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按车站技术作业性质,可分为( )。
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区段站
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编组站
D.
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【简答题】A 企业是重庆某新鲜蔬果生产基地,B公司是重庆某货物配送中心。2008年1月份,A企业为了集中力量发展核心竞争力,A企业决定把物流外包出去。所以,A企业与B公司订立了为期1年的配送服务合同,合同约定:配送中心按重庆市各大超市的要求对蔬菜进行拣选、加工、包装等作业后,在指定的时间送至各大超市,配送费月付。在合同履行过程中,先后出现了以下情况:4月15日,重百超市检查配送的蔬菜时发现了漏送的品种;7月...
【单选题】What is required of Al software to save a life?
A.
It must be able to swim.
B.
It must keep walking round the pool.
C.
It must distinguish between a swimmer and a shadow.
D.
It must save a life within a few months.
【简答题】A.Because she feels very hot in the room. B.Because she wants to avoid meeting people. C.Because she wants to smoke a cigarette outside. D.Because she doesn't like the smell of smoke inside.
【单选题】最基本的随机抽样方法是( )。
A.
分层抽样
B.
系统抽样
C.
简单随机抽样
D.
整群抽样
【判断题】简单随机抽样是随机抽样中最简单、最基本的方法,是其他随机抽样方法的基础。
A.
正确
B.
错误
【简答题】All her life,my mother wanted busy children.It was very important that her house should remain at all times clean and tidy. You could turn your back for a moment in my mother’s house,leave a half-writ...
【单选题】中国建筑最重要的特点是
A.
独立单栋出现
B.
立体布局
C.
点景建筑居多
D.
平面群体的组合
【简答题】A few years ago, my friend Al won the lottery (彩票), which changed his life. He was not born with a silver spoon in his mouth. 1 , my friend was always hard up for cash. He did not have much money. And...
【简答题】A.Because she feels very hot in the room. B.Because she wants to avoid meeting people. C.Because she wants to smoke a cigarette outside. D.Because she doesn't like the smell of smoke inside.
【简答题】中国建筑最重要的特点是
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