In order to forecast the occurrence year of a landing typhoon in Zhejiang, a commensurable formula of three elements was used in arrangement and calculation.

• 为了对浙江登陆台风的发生年份进行预测,采用三元可公度式进行排列计算,可以得到其后几年内的可公度式,并根据可公度式频数的峰值进行判断。