美国的煤电厂平均一年有12.5%的时间用来做定期或不定期的维护。

The average U.S. coal plant is offline 12.5 percent of the year for scheduled and unscheduled maintenance.

youdao

美国的煤电厂平均一年有12.5%的时间用来做定期或不定期的维护。

The average U.S. coal plant is offline 12.5 percent of the year for scheduled and unscheduled maintenance.

youdao