Color ring and a level section of A. H. Munsell color solid were analysed with regulartriangle. Schemes for trigonal color design suitable for furniture design were suggested.
通过正三角形分析色环及孟赛尔色立体水平剖面，寻找三角色设计的配色方法，并应用于家具设计中。
2
No matter what polarization of the incident electromagnetic wave, element's transmission characteristics for the regulartriangle arrangement is more stable than that of square arrangement.
但无论入射波是什么极化方式，所设计单元按正三角形布阵时的传输特性都比正方形布阵方式稳定。
3
The spray holes on the distribution disc are arranged according to a regulartriangle or a square, and the baffle plate is a circular or square or triangular flat or convex or tapered plate.