Flexible QoS柔性QoSflexibleadj.柔韧的；灵活的；易弯曲的；可变通的flexible disk catridge盒式软磁盘, 盒式可更换磁盘flexible metal roofing柔性金属屋面材料flexible - threshing柔性脱粒flexible stranded wire软性绞合线flexible filling blade柔性填塞刮刀flexible copper tubing挠性铜管,软铜管flexible external coat柔性表面涂层材料flexible volume method容积法Flexible logic control柔性逻辑控制flexible conduit joint蛇皮管接头