Moore tube

例句：

1. 1. The Moore tube is a type of vacuum tube used in electronics.
   摩尔管是一种用于电子学的真空管。
2. 2. The design of the Moore tube was revolutionary for its time.
   摩尔管的设计在当时是革命性的。
3. 3. The Moore tube was used to transmit signals over long distances.
   摩尔管被用来在长距离上传输信号。