The ambiguous connection between the results of acoustic emission control and the strength of materials makes acoustic-emission diagnosis ineffective and actualizes the problem of strength and metrological heterogeneity. Inhomogeneity is some deviation from a certain norm. The real object is always heterogeneous. homogeneity is an assumption that simplifies the image of the object and... https://countryscenesaddleryandpetsuppliers.shop/product-category/protection-boots/