The feature of the international gold standard is that gold can ().
A、freecasting,freeexchange,freeimportandexport;
B、freecasting,freeexchange,freetrading;
C、freecasting,freetrading,freeimportandexport;
D、freeexchange,freeimportandexport,freecirculation
发布时间：2024-09-23 00:35:55
