pulse code modulation recorder

例句：

1. 1.The pulse code modulation recorder isused to transmit data over long distanceswithout the need for a physical connection.
   脉冲编码调制记录器用于在无需物理连接的情况下，通过长距离传输数据。
2. 2. Thepulse code modulation recorder was developedby a team of engineers who wereworking on a new type of communication system.
   脉冲编码调制记录器是由一支致力于新型通信系统开发的工程师团队研发的。
3. 3. Thepulse code modulation recorder has becomean essential tool in the field of telecommunications, allowing for efficientdata transmission and storage.
   脉冲编码调制记录器已成为电信领域的一个重要工具，它使得数据传输和存储更加高效。