* 2千瓦的电炉a 2kW electric fire年用电量平均为每小时500千瓦.It's about 500 kilowatts per hour on average.我们有一台三百千瓦的事故备用发电机.We have an emergency - standby electric generator with a capacity of 300 kilowatts....

“千瓦”的拼音为：qiān wǎ...

“千瓦”的英语可以翻译为：kilowatt (KW)，kw. ...