On the Typical Arrangement Models of Landscape Plants in Shenzhen City Parks;

In this essay,going ahead with the principle of chord connection,the author deduces the basic rule to select chords,such as root position,inversions,function chord,non-function chord and seventh chord,and sums up the three methods of selecting chords: connection,substitution and formulism.

An empirical research on the relationship between size and return of allocation open-end funds in China;