求翻译：ECPs的组成又影响着絮体的表面性质和污泥的物理性质，对污泥理化特性如SVI、疏水性以及电荷特性都有重要的影响。是什么意思？

ECPs also affects the composition of surface properties and physical properties of the sludge flocs, on physical and chemical characteristics of sewage sludge as SVI, hydrophobicity, and charge characteristics all have important implications.