物理载体 meaning in Chinese

physical carrier

With the development of optical fiber network , it makes a higher requirement of photonic devices . all optical network ( aon ) will be the main physical carrier in the future , the development of photonic devices will be the key technology to realize aon
随着光纤网的渗透，对光子器件提出了更高的要求，全光通信网将是未来信息高速公路的主要物理载体，光子器件的发展是实现全光网的关键。