School;
of;
Environmental;
Science;
and;
Engineering,;
Guangdong;
Provincial;
Key;
Laboratory;
of;
Environmental;
Pollution;
Control;
and;
Remediation;
Technology,;
Sun;
Yat-sen;
University,;
Guangzhou;
510275,;
China;
微生物燃料电池; 电化学系统; 回收铜; Ni2; 水采; 功率密度; MEC; MFC;