CSE的全称为Customer Service Engineer。()

Needless to say our customer was very happy with the quality of service.（)

Who is the speaker addressing？A．Customer service agentsB．Floor managersC．Regular customers

High－quality customer service is preached（宣扬) by

PSE的全称为Product Support Engineer。()

FSE的全称为Field Service Engineer。()

CCR的全称为Customer Care Representative。()