复三方双锥
- n.ditrigonal bipyramid
- 网络ditrigonal dipyramid
复三方双锥复三方双锥
ditrigonal bipyramid
汉英地质学名词3 - 豆丁网... ... 复六方双锥||dihexagonal bipyramid 复三方双锥||ditrigonal bipyramid 复稀金矿||polycrase ...
ditrigonal dipyramid
D ... ditetragonal pyramid 复四方锥 ditrigonal dipyramid 复三方双锥 ditrigonal prism 复三方柱 ...