Template:Potd/2013-04-11 (zh-hans)

标量场的曲线积分，曲线C下面的区域表面积分值定义为z = f(x,y)。

 Template:Potd/2013-04-11

This is the Simplified Chinese translation of the Picture of the day description page from 11 April 2013.

标量场的曲线积分，曲线C下面的区域表面积分值定义为z = f(x,y)。

Descriptions in other languages:

• Potd/2013-04-11 (de)
• Potd/2013-04-11 (en)
• Potd/2013-04-11 (fr)
• Potd/2013-04-11 (hu)
• Potd/2013-04-11 (it)
• Potd/2013-04-11 (ko)
• Potd/2013-04-11 (nl)
• Potd/2013-04-11 (zh-hans)