Twenty-five years ago America's small hydroelectric power generations were reactivated by private, municipal, and local governments to utilize the renewable energy from the small hydro sties available 10,000 exist...Twenty-five years ago America's small hydroelectric power generations were reactivated by private, municipal, and local governments to utilize the renewable energy from the small hydro sties available 10,000 existing dams, small rivers and/or streams, and energy recovery facilities at many water transmission and delivery systems.展开更多
文摘Twenty-five years ago America's small hydroelectric power generations were reactivated by private, municipal, and local governments to utilize the renewable energy from the small hydro sties available 10,000 existing dams, small rivers and/or streams, and energy recovery facilities at many water transmission and delivery systems.
