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單項(xiàng)選擇題

（）is the general meaning of the contract bill note and proof in the process of logistics.

A.logistics activity
B.logistics documents
C.logistics paper
D.documents

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單項(xiàng)選擇題

Without（）, supply chain management doesn’t work.

A Logistics information system
B.cable
C.Internet
D.computer

單項(xiàng)選擇題

Pipelines are not （）

A.Labor-intensive
B.capital-intensive
C.tech-intensive
D.Low cost and high return

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