The result indicates that great differences,which have significant influence on the aqua-plants,exist in the evapotranspire,the bio-mass,the root density and the root length.
Based on analyzing hydraulic stepout and heating power stepout took place in hot water heating system indoor, the improvement plan is presented in this paper.
The in situ rock stress prevents the rise of confined water and water inrush for thick floor aquifuge,but for thin floor aquifuge the in situ rock stress wo.