2026-04-13 23:49 浏览次数 25
每度电
The cost of wind-power generation has come down from 8-10 cents to 3.5-4 cents per kWh since 1990 because of better turbines and higher volumes.
得益于性能更佳的涡轮和更大的发电量,自1990年以来,风力发电每千瓦时的成本从8 - 10美分下降下3.5 -4美分。
The school will receive $0.22 per kWh for the solar energy from the local utility company funded by the Green Power Partners program of Tennessee Valley Authority.
当地公用事业公司是由绿色电力合作单位田纳西流域管理局筹款的。