assay balance(A sensitive balance used in the assaying of gold, silver, and other precious metals. McGraw-Hill Dictionary of Scientific & Technical Terms, 6E Alexander Demidov)
assay balance(A sensitive balance used in the assaying of gold, silver, and other precious metals. McGraw-Hill Dictionary of Scientific & Technical Terms, 6E – АД)
analytical and design studies(to investigate feasible design concepts, and to provide frameworks for design recommendations and for future analytical parameter studies needed to calibrate and quantify the design recommendations Alex_Odeychuk)