The biologic effectiveness coefficients to heavy metals in the soil of both areas are in an order of K3>K2>K1, K2>K3>K1 correspondingly as a calculated result.

• 根据计算铜生产区、锌生产区重金属的生物有效性系数大小顺序分别为：K3>K2>K1，K2>K3>K1。