Customer chum客户流失customern.顾客；主顾；<口>家伙customer decision-making style顾客购买决策风格Customer loyalty in long term.长期忠实客户关系。Customer Service Support Officer客户服务辅助员customer value evaluating theory客户价值识别理论customer relafionship management客户关系管理Customer Service and Call Center客户服务customer satisfaction evaluation满意度测评customer's sense of satisfactioncustomer digital switching system用户数字交换系统Customer Service Information Line客户服务通信线