单词:all-optical signal up-conversion
全光讯号上转换
单词:all-optical signal up-conversion 相关文章
Telecommunication Telecommunication refers to communication over long distances. In practice, something of the message may be lost in the process. Telecommunication covers all forms of distance and/or
发表于:2018-12-08 / 阅读(57) / 评论(0)
新概念英语第一册Flash第2版
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o
发表于:2018-12-24 / 阅读(73) / 评论(0)
Scientific American(五)月
China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin
发表于:2019-02-14 / 阅读(87) / 评论(0)
2018CRI中国国际广播电台