This article introduced the application of wet-spurting technolo gy in Modaoxi Tunnel in Chongqing Yuhe Speedway, and summarized the construction measu re and the construction matters needing attention of the wet-spurting technology according to actual situation in Modaoxi Tunnel.

It was discussed that the rewetting process and its effects on wet-blue before retanning in this paper.

After studing the entire iron contents and component of the sulphurous iron ore residue,this program use wet process and take the sulphurous iron ore residue as raw material to prepare iron oxide red,omiting the step using the special use reducer to restore.

Traditional wet process of producing hydroxypropyl starch and the dry process used in this factory are described briefly.

The application of wet process is described in the preparation of lithium ion battery materials including anode and cathode material, diaphragm electrode, electrolyte, diaphragm material.

The contents of cis-3-hexenyl acetate,linalool,methyl anthranilate,cadinene,indole,benzyl alcohol,nerolidol,geranyl acetate were significantly increased in the jasmine scented tea made by wet-scenting process.

The application of high shearing pump in two step acrylon wet spinning process;