我推荐的第一件事情是从条码打印机中取出打印头，因此引脚可以目视检查。

The first thing I recommend is removing the printhead from the printer so the pins can be visually inspected.

youdao

我推荐的第一件事情是从条码打印机中取出打印头，因此引脚可以目视检查。

The first thing I recommend is removing the printhead from the printer so the pins can be visually inspected.

youdao