| Subject | English | Chinese |
| busin. | accounting classification code | 账目分类代码 |
| commer. | account's classification code | 账目分类代码 |
| auto. | car classification code | 汽车分类码 |
| hydroel.st. | classification code | 分类号 |
| space | classification code | 分类码 |
| expl. | classification code of explosives | 爆炸物分类编号将炸药指定所属类、组和兼容性组的表述方法 |
| manag. | group classification code | 归组分类编码 |
| tech. | group classification code | 归组分类码 |
| avia. | hazard classification code | 危险分析代码 |
| comp., MS | Standard Industrial Classification code | 標準產業分類碼 (A four-digit number assigned by the U.S. government to designate the economic activity of businesses) |
| energ.ind. | Standard Industrial Classification Code | 标准产业分类代码 |
| el. | unified classification code | 统一分类代码 |
| el. | uniform data classification code structure | 统一数据分类代码结构 |
| avia. | uniform data classification code structure | 统一数据分类码结构 |