We give a classification of Lie bialgebra structures on generalized loop Schrödinger-Virasoro algebras sv\documentclass[12pt]{minimal}
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\begin{document}$$\mathfrak{sv}$$\end{document}. Then we find out that not all Lie bialgebra structures on generalized loop Schrödinger-Virasoro algebras sv\documentclass[12pt]{minimal}
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\begin{document}$$\mathfrak{sv}$$\end{document} are triangular coboundary.