Based on the determination of the contents of six elements such as Pb, Cu, Cd, Zn, Hg and As respectively in the veneer (coal ash layer), intermediate layer(powderedsoil layer)and sublayer(differentiation layer)of the bottom sediment of Urumqi Water Park, the pollution condition of heavy metals in the sediment was assessed.

Analysis of the efficacy of the Soluvit in prevention and treatment of the peripheral neuritis caused by che- motherapy;

Presents design of the heating, ventilating and especially air conditioning system of the paddling fairyland.