题目内容
Manufacturers nowdays concentrate more on their () business, outsourcing their logistics operators.
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The most logical area to reduce costs in advisory functions such as operations research, followed by support functions () transportation or warehousing.
Today, nearly all of the major 3PL service providers have () alliance partners.
Understanding how materials flow through a supply chain is the key () properly define supply chain requirements.
现在汽车空调系统采用的制冷剂是
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