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單項選擇題

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

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

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單項選擇題

Pipelines are not （）

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

單項選擇題

The large market share of transportation in China is （）transport.

A.air
B.rail
C.truck
D.pipeline

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