皮皮学，免费搜题
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【多选题】
ETC 不停车收费系统主要包括哪些设备?A.
车载单元OBU
B.
路侧单元RSU
C.
自动栏杆
D.
地感线圈
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】各种不同电压等级的（）和（）组成了电力网，也叫电力网络简称电网。
【单选题】What does the woman mean when she says this:
A.
She is not sure that the student employee will give her the form.
B.
She thinks that he will have to wait for the student employees.
C.
She does not want the man to bother her because she is busy.
D.
She is is not sure that the man understands what to do.
【单选题】Jane says the ideas for the changes
A.
were initiated by the leadership group.
B.
resulted from the expansion of the team system.
C.
were developed in conjunction with a firm of management consultants.
【简答题】什么叫电力网?
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