长波长半导体激光器是大容量、长中继距离的光纤通信系统的重要光源。
Long wavelength semiconductor lasers are the important sources for the high capacity, long repeater spacing fiber-optic telecommunications.
无线通信系统按其传播信息的方式，可分为长波、中波、短波、超短波和微波通信方式。
From the mode of information transmission, the wireless communication can be classified as long wave, medium wave, shortwave, ultra short wave, and microwave.
无线通信系统按其传播信息的方式，可分为长波、中波、短波、超短波和微波通信方式。
From the mode of information transmission, the wireless communication can be classified as long wave, medium wave, shortwave, ultra short wave, and microwave.
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