问题
多项选择题
Logistics system includes（），distribution processing and information control.
A.customer service
B.packing and storage
C.transportation
D.traffic control
答案
参考答案：A, B, C
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Logistics system includes（），distribution processing and information control.
A.customer service
B.packing and storage
C.transportation
D.traffic control
参考答案：A, B, C