短语
服务水准
Service level
;
excellent service standard
;
customer service level
服务水准指针
Level of service index
设计服务水准
Design Level of Service
公路服务水准
Highway service standard
服务水准管制
Regulation of level-of-service
服务水准协定
service level Agreements
;
SLAS
-
level of service
-
level of service
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