--> keys <-- inventariogeralid : 1160||--> fields <-- cod_mat (old)  : QEP/QEE/QET, Conversores e transformadores||cod_mat (new)  : QEP/QEE/QET, Conversores e transformadores // QEP/QEE/QET, Converters and Transformers||cod_mat (label)  : Cod Mat||modelo (old)  : QEP/QEE/QET, Conversores e transformadores||modelo (new)  : ||modelo (label)  : Modelo||dados_tecnicos (old)  : QEP/QEE/QET, Conversores e transformadores||dados_tecnicos (new)  : QEP/QEE/QET, Conversores e transformadores // QEP/QEE/QET, Converters and Transformers||dados_tecnicos (label)  : Dados Tecnicos||descr_material (old)  : QEP/QEE/QET, Conversores e transformadores||descr_material (new)  : QEP/QEE/QET, Conversores e transformadores // QEP/QEE/QET, Converters and Transformers||descr_material (label)  : Descr Material