The most logical area to reduce costs in advisory functions such as operations research, followed by support functions () transportation or warehousing.
A. for example
B. for instance
C. take an example
D. such as
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Today, nearly all of the major 3PL service providers have () alliance partners.
A. multiple
B. multiply
C. minimum
D. maximum
Understanding how materials flow through a supply chain is the key () properly define supply chain requirements.
A. for
B. to
C. as
D. of
现在汽车空调系统采用的制冷剂是
A. R12
B. R134
C. R134a
D. R22
R134a空调系统的冷冻机油可以和R12的混用。（）
A. 对
B. 错
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