论文部分内容阅读
我国已建成16条7个系统的国际海底光缆系统,通达世界30多个国家和地区的海底光缆登陆站,形成覆盖全球的高速数字光通信网络。 我国海底光缆技术从准同步数字系列、同步数字
China has built 16 international submarine optical cable systems with seven systems and has reached undersea fiber optic cable landing stations in more than 30 countries and regions in the world to form a high-speed digital optical communications network covering the world. China’s submarine optical cable technology from quasi-synchronous digital series, digital synchronization