求翻译：对于绿地区，成份1解释的因子为铬、铜、镍、锌；成份2解释的因子为镉、铅、汞；成份3解释的因子为砷。铬主要来源于自然源,受人为源影响较小，镉主要来源于工业源及化肥施用，冶炼厂的废水、尘埃和废渣，电镀、电池、颜料塑料稳定剂涂料工业的废水等，均会造成镉污染加重，在城市绿地上,施用肥料如磷肥、含锌肥料等也会带来Cd的污染。是什么意思？

正在翻译，请等待...

One explanation for the green areas, ingredients of gene chromium, copper, nickel, zinc, ingredients 2 explained the factors for cadmium, lead, mercury, arsenic ingredients 3 explained the gene. Chrome mainly derived from natural sources, the anthropogenic impact on smaller, cadmium main source indu

Regarding green space area, ingredient 1 explanation factor for chromium, copper, nickel, zinc; Ingredient 2 explanation factors for cadmium, lead, mercury; The ingredient 3 explanation factors are the arsenic.The chromium main origin in the natural source, is been small the artificial source influe

The green area, composition factor of 1 is interpreted as chromium, copper, nickel, zinc; components 2 explanation of factors for cadmium, lead and mercury; composition factor of 3 is interpreted as arsenic. Chrome comes mainly from natural sources, less affected by anthropogenic cadmium comes mainl