例句與造句

1. The resultant radio receiver required a 90 volt HT plus a 4 volt LT ( A and B ) battery ( the HT battery provided not only 82.5 volts for the HT but also two grid bias supplies at-1.5 volts and-7.5 volts ).
2. It's difficult to find grid bias supply in a sentence. 用grid bias supply造句挺難的