题目内容
RFID系统中决定整个系统的工作频率和工作距离是（ ）。
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Logistics is sometimes described as achieving the “5R” theory, they are right quantity, quality, place, time and ( ).
The word “logistics” was first used in ( ) field.
The term “logistics” is now used more commonly in ( ) field.
There are three major functions of logistics, they are “creating time value, creating location value, creating ( ) .
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