4 In multicoat systems adhesion failure may occur betweennbspnbspcoats so that the adhesion of the coating system to thenbspnbspsubstrate is not determined.
With convolution integral, a new formulation for describing the relation of soft X-ray reflectivity of multilayer with the different energy Monochromaticity of incident light is deduced.
The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.