Akwai hanyoyi guda biyu na bugu na bugu na canja wurin zafi, ɗayan shine canja wurin sublimation na thermal, ɗayan shine canja wurin matsa lamba mai zafi 1) Canjin canjin yanayin zafi shine don amfani da tawada mai tushen rini tare da yanayin sublimation, ta hanyar lithography, bugu na allo, bugu na gravure da sauran hanyoyin. a buga...
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