移频键控是短波数字通信中常用的一种调制方式.The Frequency Shift Keying modulation is widely used in HF digital communication.本文研究了一种基于自适应算法的解调差分相移键控(DPSK)信号的方法.This paper deal with the DPSK demodulation method based on adaptive algorithm.相移键控...
我们打算把它当作是临时的代替物.It was intended as a stopgap.它们起着货币代替物的作用,被称为 ‘ 信用工具 ’.They perform the function of substitute money and are known as'instruments of credit '....
Professor Calen steeps himself in Latin.盖伦教授精通拉丁文.Mr. Smith steeps himself in ancient history.史密斯沉湎于古代史中.He steeps himself ( is steeped ) in mathematics.他埋头研究数学....