三斜全面长锥
triclinic holohedral mocropyramid
triclinic holohedral macropyramid
六方锥平面体类
hexagonal pyramidal hemihedral class
六方锥半面体类
hexagonal pyramidal hemihedral class
带角圆的锥面铣刀
conical milling cutter with an angular circle
成组丝锥切削面积分配
distributed cutting area of group set taps
板锥柱面网壳
plate-cone cylindrical reticulated shell
内曲线行星齿轮泵
internal-curve planet gear pump
面神经管锥曲
pyramid segment of facial canal
悬挑双曲面形网架
cantilever hyperboloid-shaped grid