principal channel

elaborate the function of the principal channel of ideological politics course and strengthen the quality education of ideological morality

发挥思想政治课主渠道作用加强思想道德素质教育

calculation of middle of south-north water transfer total principal channel design

南水北调中线总干渠设计冻胀量的计算

the 21st century is the age of mass communication, which is a principal channel for accessing information from outside sources.

21世纪是大众传播的时代，大众传播是人们获得外界信息的主渠道。

The dissertation analyzes the structure of each section of the system and all principal devices, including a transmitter, air channel, a receiver and the unit of signal process.

文章分析了系统各个部分的结构及选用的器件，包括发射端、大气传输信道、接收端及信号处理部分。

An adaptive PMD compensation method used in WDM system is proposed, in which a polarization scrambler is combined with principal orthogonal polarization splitting detection to realize multi-channel DOP detection.

提出了一种应用于WDM系统中的自适应偏振模色散（PMD）补偿方法。