bipolar flows meaning in English
双极流
Examples
- Today many astronomers believe that the various forms seen in planetary nebulae can be explained by one model that we see from different angles . if we sight down the axis of the flow , we see a round nebula like the ring . looking from " above " , the bipolar flows are conspicuous , as with ngc 6302
天文学家相信行星状星云的不同形态是基于在不同的观测角度下的视觉效果，若沿著恒星风吹出的方向望去，则会看见像戒指星云的结构在顶端观看，行星状星云有明显的双极结构例如行星状星云ngc6302 ，而在界乎两者之间，则会看到像行星状星云ngc2346的结构。