dihedral face的: 4次方是 The fourth power of 2 i ...面: face二面角的棱: edge of a dihedral angle多面角的面角: face angle of a polyhedral angle二面角的平面角: plane angle of a dihedral angle下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
