The grain and oil rationing registration system was first implemented in the 1950s.
The grain and oil rationing registration system was first implemented in the 1950s.
粮油关系制度是20世纪50年代才开始使用的。
The grain and oil rationing registration system was first implemented in the 1950s.
粮油关系制度是20世纪50年代才开始使用的。