There are two leaps for the Qiantang River seawall from soil dike to stonewall and then to standare and Qing dynasties are briefly described and the design, implementation and technical features of standard seawall explained in the paper.

Phonological Feature of the Yantang Tuhua in Guiyang County, Hu nan Province;

Review of Ponds and Wetlands Combination Modes Applying to Diffuse Pollution Control;