百度 研究得出结论称，近30%因心血管疾病死亡的人（主要是心脏病发作和中风）可能都与铅中毒有关。
?? ??????? 15?? ?? ??[1]. 1862? ???? ?? ???? ????? ???? ???? 1864? ????·?????·???·???? 4? ?? ?????. ?? ??? ??? ?? 1912? ?? ?? ?? ??? ? 14? ?? ????, 1983? ????? ????? ???? ??? ???.
???? ?? ? ??
[??]| ?? | ??(??) | ??(??) | ????? | ???? | ?? |
|---|---|---|---|---|---|
| 1 | ????? | Graham County | ??? | 1881? | 
|
| 2 | ???? | Greenlee County | ???? | 1909? | 
|
| 3 | ???? | Navajo County | ???? | 1895? | 
|
| 4 | ???? | La Paz County | ?? | 1983? | 
|
| 5 | ????? | Maricopa County | ??? | 1871? | 
|
| 6 | ???? | Mohave County | ?? | 1864? | 
|
| 7 | ?????? | Santa Cruz County | ???? | 1899? | 
|
| 8 | ???? | Apache County | ????? | 1879? | 
|
| 9 | ????? | Yavapai County | ???? | 1864? | 
|
| 10 | ??? | Yuma County | ?? | 1864? | 
|
| 11 | ???? | Cochise County | ??? | 1881? | 
|
| 12 | ????? | Coconino County | ?????? | 1891? | 
|
| 13 | ???? | Pinal County | ???? | 1875? | 
|
| 14 | ??? | Pima County | ?? | 1864? | 
|
| 15 | ??? | Gila County | ??? | 1881? | 
|
??
[??]- ↑ (??) How Many Counties are in Your State? ??? 2025-08-07 - ??? ??