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