例句與造句

1. Under - frequency relay and equipment
   欠頻率繼電器及裝置
2. The high - frequency relay can be replaced by the circuit in accordance with fig . 4 - 10 ( b )
   高頻繼電器可以用與圖4 - 10 （ b ）一致的電路來代替。
3. It's difficult to find frequency relay in a sentence. 用frequency relay造句挺難的