宏基Acer手提电脑 19V 4.74A的电源适配器是多少W的?

2025-03-11 14:32:26
推荐回答(2个)
回答1:

W=电压*电流啊,19*4.74=90.06W

回答2:

90W!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!