单词	光束扩展器
释义	光束扩展器Beam expanders
随便看	turnings and chips turning saw turning scraps turning short round turning short round by ahead and astern engine turning short round by one end touch the shoal turning short round with anchor turning short round with the aid of current turning sickness turning slide valve turning space turning speed turning--speed turning station turning strickle turning table turning the flank turning tool turning towards turning towards, turning track width turning trial turning up hem turning valve turning vance