read-punch unit

例句：

1. 1. The engineer read the data and punched the unit into the computer.
   工程师读取数据并将读数输入电脑。
2. 2.The punch unit is responsible for printing labels on the packaging.
   打孔单元负责在包装上打印标签。
3. 3. The machine has a built-in read-punch unit that can automatically calculate the total cost of the goods.
   这台机器内置有读数和打孔单元，可以自动计算货物的总成本。