菏泽市水系沉积物重金属特征及风险评估
徐雄, 孙艳亭, 肖方, 肖培平, 董应尚, 李敏

Characteristics and risk assessment of the heavy metals in stream sediments of Heze City
XU Xiong, SUN Yan-Ting, XIAO Fang, XIAO Pei-Ping, DONG Ying-Shang, LI Min
表9 沉积物中各重金属元素主成分分析结果
Table 9 Principal component analysis result of heavy metals in sediments
重金属 因子载荷
Cu 0.807
Zn 0.891
Ni 0.856
Cr 0.812
Cd 0.854
Pb 0.850
方差贡献率 71.49%