Recently,3 special xenoliths have been discovered in the aegirine syenite porphyry at Liuhe.

Discussion on the supplement and correction to the special build clothing;

Objective To observe the outcome of special position intervention in women with persis- tent occipito posterior position(POP)or persistent occipito transverse position(POT).

In addition,,renew the traditional conception of college sports convalescence education and found a new system to carry out health education on the special community in colleges.

A study on the structural deformation of a special dam body with a comprehensive analysis method is presented,by taking section 33 # of the Qingtongxia dam as an example.