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【单选题】
RF系统的核心是( )。A.
仓库管理系统(WMS)
B.
无线数据采集器(无线终端)
C.
无线网关(Access Point简称AP)
D.
服务器
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】如图所示，正方形BEOF在四分之一圆中，如果圆的半径为1厘米，那么阴影部分的面积是多少平方厘米？
【单选题】听力原文：W. Hello. China East Airlines Ticketing Office. M: Hello, I'd like to know if you fly to Beijing. W: Yes, we do. M: Ok. I'd like to make a reservation on a flight this weekend. W: Ok. Which day w...
A.
Calling an information center.
B.
Reserving a round-ticket for himself.
C.
Buying a one-way ticket for his wife.
D.
Booking a one-way ticket via telephone.
【单选题】听力原文：W: Good morning, can I help you? M: Yes, I'd like to know something about the weather in Arizona in the coming week. W: Well, it will be fairly hot and there will be much rain. M: I see. Thanks v...
A.
Rainy.
B.
Warm.
C.
A bit cold.
【简答题】I'd like to know when my luggage will arrive.
【单选题】听力原文：W: Good morning, can I help you? M: Yes, I'd like to know something about the weather in Arizona in the coming week. W: Well, it will be fairly hot and there will be much rain. M: I see. Thanks v...
A.
Rainy.
B.
Warm.
C.
A bit cold.
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