undevelopable

常见例句

The results of the calculating examples show that this method is accurate when the curved surface is developable, and has high precision when the curved surface is undevelopable.
算例表明，本方法對可展曲麪的展平是精確的，對不可展曲麪的展平精度很高。
An Extremum Developing Method for an Undevelopable Surface and Its Application to Axial Fan Blades
不可展曲麪的極值展開法及其在軸流通風機葉片中的應用
Undevelopable ruled surface
不可展直紋麪