digital differential analyzer

例句：

1. 1.This digital differential analyzer is very useful for measuring the electrical resistance of materials.
   这个数字差分分析器对于测量材料电导率非常有用。
2. 2. The engineer used this digital differential analyzer to test the performance of the new circuit.
   工程师使用这个数字差分分析器来测试新电路的性能。
3. 3.The digital differential analyzer was used to detect any errors in the data transmission process.
   数字差分分析器被用来检测数据传输过程中的任何错误。