tiáo / zhěng / jī / jí / diàn / liú / hòu / jīng / tǐ / guǎn / de / shū / chū / xìn / hào / biàn / de / gèng / jiā / wěn / dìng调整基极电流后,晶体管的输出信号变得更加稳定。After the base current was adjusted, the transistor's output signal became more stable.