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The Customer Satisfaction index (CSI) is an index to evaluate the product or service quality.
用户满意度指数(CSI)是评价产品质量和服务质量的重要指标。
youdao
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The Customer Satisfaction index (CSI) is an index to evaluate the product or service quality.
用户满意度指数(CSI)是评价产品质量和服务质量的重要指标。
youdao