...开 motor protrelay 电机保护继电器 MSTR motor starter 马达启动器 MWE MWH megawatt electric 兆瓦电 megawatt-hour兆瓦小时 NADVD not advanced 滞后 NEG negative 阴极的、负的 NET network 网络 ..
For example, it recently won an order to provide a 2.2 megawatt-hour battery, the size of a shipping container, for use in tests to back up a Chinese coal-fired power station.
Prices have fallen from around $60 per megawatt-hour last summer to $20-30 this summer. They are strongly tied to the prices of natural gas and coal, which have both fallen too.
电价从去年夏季每兆瓦约60美元下跌至今夏的20—30美元,紧随天然气和煤的跌价而下跌。
3
The cheapest solar power now costs $120-140 per megawatthour.