基本释义:

三方锥

网络释义

1)trigonal pyramid,三方锥

2)trigonal bipyramide,三方双锥

3)trigonal-pyramidal class,三方锥组

4)Twin third order cone,双三次方锥

5)ditrigonal pyramidal class,复三方锥类

6)trigonal dipyramidal class,三方双锥类