HII regions of M33. II.

We have identified a total of 1272 newly recognized emission regions in M33. Combined with the previously cataloged total of 1066 H II regions and supernova remnants, this...我们共计在三角座星系M33中识别出1272个新近确认的发射区域。结合此前已编入目录的总计1066个电离氢区（H II region）与超新星遗迹（supernova remnant），此……