| 释义 |
trihedralenUK
tri·he·dral T0357100 (trī-hē′drəl)adj. Having or formed by three planes meeting at a point.n. See trihedron.trihedral (traɪˈhiːdrəl) adj (Mathematics) having or formed by three plane faces meeting at a pointn (Mathematics) a figure formed by the intersection of three lines in different planes[C18: from tri- + Greek hedra base, seat + -al1]tri•he•dral (traɪˈhi drəl)
adj. 1. having, or formed by, three planes meeting in a point: a trihedral angle. n. 2. the figure determined by three planes meeting in a point. [1780–90] trihedralenUK
trihedral[trī′hē·drəl] (mathematics) Any figure obtained from three noncoplanar lines intersecting in a common point. |