例句與造句

1. Panor / Dynaco's most ambitious stereo tube amplifier was the " Stereo 160 ", a 75wpc, all-tube stereo power amplifier with switchable pentode / triode modes, adjustable tube bias potentiometers, and 6550 output tubes.
2. It's difficult to find bias potentiometer in a sentence. 用bias potentiometer造句挺難的