Sizes of MRC radio galaxies and QSOs

In the currently popular orientation-based unified scheme, a radio galaxy appears as a quasar when its principal radio-axis happens to be oriented within a certain cone opening...在当前主流的基于取向的统一框架（orientation-based unified scheme）中，当射电星系（radio galaxy）的主射电轴（principal radio-axis）恰好处于某一锥角开口（cone opening）范围内时，该射电星系会表现为类星体（quasar）……