48

太空通讯仍处于“拨号时代” 激光才是解决之道

 5 years ago
source link: http://tech.sina.com.cn/d/s/2018-04-21/doc-ifznefkh0428450.shtml
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
新浪科技讯北京时间4月21日消息,据国外媒体报道,在太空中,没有人会听到你的尖叫——因为声音不会在真空中传播,而且你需要某种类型的无线电波中继携载这些信息,况且太空距离非常遥远。无线电波适用于任何类型的通讯,例如:拍摄冥王星、火星、以及木星

About Joyk


Aggregate valuable and interesting links.
Joyk means Joy of geeK