常见例句

双语例句

The system mainly consisted of the PN code generator, the SS implement, the absolute-to-relative code converter, the digital sine wave signal generator, 2DPSK modulator and D/A converter.
电力线数字扩频通信系统的发送部分从结构上看，主要由PN码产生器、扩频器、码变换器、数字正弦波信号发生器、2DPSK调制器以及D／A转换器等几个模块组成。