Conductive plastics (导电塑料) can ____________ most metals.
A.repeat
B.review
C.reply
D.replace
A.repeat
B.review
C.reply
D.replace
A.repeat
B.review
C.reply
D.replace
A.Convenience(顾客购买的方便性)
B.Cost(顾客的费用)
C.Communication(顾客与企业的沟通)
D.Customer(顾客的需求与期望)
E.Conductive(富于生产能力)
Which of the following comparison is correct?
A.Thermal conductivity: metal < plastics
B.Thermal expansion: metal > plastics
C.Density: metal > plastics
D.None of the above
The author thinks that
A.tipping can benefit greatly a country's economic growth.
B.tipping can ensure the quality of service a customer receives.
C.tipping can improve a country's cultural environment.
D.tipping is not conductive tertiary industry.
______ is the most effective approach to making plastic more environmentally friendly.
A) Using biodegradable plastics
B) Using photodegradable plastics
C) Recycling plastics
D) Burning plastics for volume reduction and/or energy