internal bus内部总线internaladj.国内的；内部的；身内的internal bone graft- ing内植骨internal rate of increment内部增长率internal skeletal fixation骨内固定Internal Management System内部管理系统internally heat integrated内部热集成internal cooling generator内冷发电机internal cylindrical gauge柱形测孔规internal structural tensor内结构张量internal customs clearance国内结关internal mandibular branch下颌内支