Step regression analysis method is used for studying the relationships between suspended organic, carbon particles and POC, pH, Eh, Salinity, COD, nitrate and silicate in Zhujiang River estuary.

• 本文应用逐步回归分析方法研究了珠江口悬浮颗粒有机碳与pH,Eh,盐度、化学耗氧量、硝酸氮、亚硝酸氮、活性硅酸盐的关系。