| Subject | English | Chinese |
| el. | modified relative element address designation coding | 改进的相对单元地址指定编码 |
| el. | relative address coding | 相对地址编码 |
| met. | relative coding | 相对编码 |
| telecom. | relative element address designate coding | 瑞德编码 |
| telecom. | relative element address designate coding | 相对象元地址指定编码 |
| el. | relative element address designation coding | 相对单元地址指定编码 |
