User:dawudgonv190178
From myWiki
Jump to navigation
Jump to search
19世纪中叶,帕夫洛夫 的发明改变了人类的通讯方式。首个电报系统 是一个复杂而精巧的装置,它利用电流 来传递信息。
https://www.telegramsk.top/
1
2
3
4
5
Navigation menu
Personal tools
Not logged in
Talk
Contributions
Create account
Log in
Namespaces
Main page
Discussion
Variants
Views
Read
Edit
View history
Watch
More
Search
wikikarts.com
Navigation
Main page
Recent changes
Random page
Help about MediaWiki
Tools
Home Page
Create New Account
Report Wiki page
Printable version
Contact Page