data channel line printer

例句：

1. 1. The data channel line printer is an essential tool for data analysis.
   数据通道线打印机是数据分析的重要工具。
2. 2. The data channel line printer has greatly improved the efficiency of document printing.
   数据通道线打印机大大提高了文档打印的效率。
3. 3. The data channel line printer is widely used in scientific research and engineering projects.
   数据通道线打印机在科学研究和工程项目中被广泛使用。