Helix Nebula(NGC 7293)【天】;spiral nebula【天】
螺旋纹理
spiral grain【植】
暂无补充释义。
相关词条
spiral
relational spiral
spiral joints
insulator with spiral arcing horns
spiral whorl
spiral slide fastener made of wire spiral
outer spiral bundies
spiral grain【植】
暂无补充释义。
Helix Nebula(NGC 7293)【天】;spiral nebula【天】
spiral
relational spiral
spiral joints
insulator with spiral arcing horns
spiral whorl
spiral slide fastener made of wire spiral
outer spiral bundies