... richness parameter 富度参数 radio supernova 射电超新星 radial-velocity reference star 视向速度参考星 ...
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Supernova explosions release tremendous amounts of radio radiation, x-radiation and cosmic rays, as well as other elements.
超新星爆炸时发射出大量的无线电射线、X射线和宇宙射线以及其他粒子。
Now the galaxy is full of gas and dust, which could hide a distant supernova optically, but the remnant would still produce detectable radio waves and X-rays.
现在,星系充满了气体和灰尘,掩盖了遥远的超新星的可见性,但是(它的)残骸依然放射出可检测的无线电波和X射线。
These sources are generally viewed in projection against radio nebulae representing the remnants of supernova outbursts.
这类源一般都投影在超星爆发残骸的射电星云上。
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