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【简答题】
（）通用商品条形码是模块组合型条形码，模块是组成条形码的最基本宽度单位，每个模块的宽度为0.33mm。EAN条形码有两个版本，一个是（）位标准条形码（EAN-13条形码），另一个是（）位缩短条形码（EAN-8条形码）。
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【简答题】什锦拼盘的式样主要用( )。
【单选题】The answer depends on what kind of system is ultimately adopted.(47)The first is a special-purpose lane system, in which certain lanes are reserved for automated vehicles. The second is a mixed traffi...
A.
An alternative technique could employ conventional lanes, which would be shared by automated and regular vehicles.
B.
Vehicles traveling on it are assigned different lanes according to their destinations.
C.
And once a vehicle had settled into automated travel, the driver would be free to release the wheel, open the morning paper or just relax.
D.
What might driving on an automated highway be like?
E.
One method would use a special onramp(入口引道).
F.
Two distinct types are on the drawing board.
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