SYDNEY悉尼 Subject Your Discretion (air traffic control)主题贵行(空中交通管制) Sum-Of-The-Years'-Digits (depreciation method; also seen as SOYD)Sum-Of-The-Years ' -Digits(折旧的方法;还被看做是SOYD) Sydney, New South Wales, Australia - Sydney Municipal (Airport Code)悉尼,澳大利亚新南威尔士-雪梨市(机场代码) Slay Your Dragon杀你的龙 System Drawings系统图纸 Sybron Dental SpecialtiesSybron牙科的特色菜 Subject Your Discretion您的判断力。主题 Sum-of-the-Years'- DigitsSum-of-the-Years数字 QEMM - Sysedit BackupQEMM - Sysedit备份 Kingsford Sydney Municipal Airport, Sydney, New South Wales, Australia雪梨市机场,Kingsford悉尼,澳大利亚新南威尔士