一条数学基本性质的推广和应用

Spread and Application of the Basic Nature in the Maths

从等差中项和等比中项的性质出发,导出此性质的推广,联系实际介绍了性质推广的应用。

From the accepted strength of the place in a series and the equal proportion, we can make the nature spread widely, connect the practice, introuduce the application of the nature spread.