logic sum gate

例句：

1. 1.The logic and gate is used to control the flow of data.
   逻辑和门用于控制数据流。
2. 2.The engineer designed a new logic and gate for the computer system.
   工程师为计算机系统设计了一种新的逻辑和门。
3. 3.The logic and gate was used to detect any errors in the data.
   逻辑和门被用来检测数据中的错误。