Template:Motd/2015-02-07 (zh-hans)

奥托四冲程内燃机工作原理

 Template:Motd/2015-02-07

This is the Simplified Chinese translation of the Media of the day description page from 7 February 2015.

Descriptions in other languages:

• Motd/2015-02-07 (cs)
• Motd/2015-02-07 (en)
• Motd/2015-02-07 (zh-hans)