packaged transistor

例句：

1. 1. This packaged transistor is easy to install and maintain.
   这个封装晶体管安装和保养都很容易。
2. 2. The new packaged transistor has a higher operating frequency.
   新型封装晶体管的运行频率更高。
3. 3.The engineers carefully packaged the transistor for shipment.
   工程师们仔细地将晶体管包装好准备发货。