This essay demonstrates the main points of the Spiral Theory and analyzes the relationships between structure and rotation of optically active as well as non-optically active organic compounds.

• 简要阐述了螺旋理论的要点,并从螺旋理论的观点出发,分析了光学活性有机化合物和非光学活性有机化合物的结构与旋光方向的关系。