externalityn.外表；外在性；外部的事物；外部因素externaladj.外来的；外部的；外面的；表面的n.外观；外部；外界事物external configuration外部配置external gravity field外部重力场external inconsistency外不相容性external support logic外部支持逻辑external carbon dosage外碳源投加external loop-around外部环路external gear oil pump外啮合齿输油泵external pressure tube外压管external datum profile外基准轮廓external driving force外驱力