service drop
短语词组
- Service Instance Drop Eligible Indicator 业务实例丢弃合法指示器
- cable service drop 接户电缆
- fault clearance service drop 断层落距
- Drop service 发下坠球;接户线
- drop float service 发下坠飘球
- drop short service 发近网吊球
- Drop Off Service 服务
- Drop shipment service 特殊的出货方式 返回 service drop