数字化相位生成载波(PGC)方法是实现光纤干涉仪大动态范围、高精度信号检测的主要手段。
Digital phase generated carrier (PGC) is the key method for larger dynamic and high sensitivity detection of optical fiber interferometers.
远程在线监测系统可以选择多种通信方式：光纤、无线、电缆、电力线载波等等。
There are many communication modes in remote monitoring system, such as optical fiber, wireless transmission, cable mode, power line carrier, etc.
比较单频率与双频率载波通道的纵联距离保护和环状与链状连接光纤通道的差动保护方案。
It compares the pilot distance protection with power line carrier (PLC) in the single or double frequency and the differential protection with optical fiber in the loop or chain connection.
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