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【单选题】
舒适CAN总线在传输逻辑信号 “ 1 ”时, CAN-H线和CAN-L线的 电压分别为( )。A.
5V、0V
B.
0V、5V
C.
0.35V、4.78V
D.
4V、1V
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反馈参考答案：
举一反三
【简答题】发光强度是光线在给定方向上发光强度的度量，其单位为（）。
【单选题】You need to go through _____check at the airport.
A.
health
B.
security
C.
body
D.
job
【单选题】When you go through security at the airport, your shoes ____ for inspection.
A.
must remove
B.
must be removed
C.
must be removing
D.
must have removed
【单选题】All people must go through security check, _____ airport staff.
A.
to include
B.
including
C.
includes
D.
included
【单选题】You have to go through ___ before you can leave the airport.
A.
custom
B.
customer
C.
customs
【简答题】写出商品的8位数编码:高速平台式绘图机(中传品牌)( )
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