研究采用自编问卷对服务期满的西部志愿者就其服务的满意度进行调查。
This study used self-compiled question-naires investigated the satisfaction of the western volunteers' s services.
在半年或一年服务期满后，通过对客户进行满意度调查保持良好的关系。
Maintain customer retention by affirming customer satisfaction after the completion of both 6 and 12 months of service.
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