System Improvement
| Program
| system improvement | |
| met. | 系统改进 |
| program | |
| jewl. | 表 |
| law | 程序表 |
| scient. | 安排节目 |
| programme | |
| gen. | 程序 |
| bridg.constr. | 规划 |
| met. | 大纲; 方案 |
| sport. | 节目; 计划; 秩序册 |
| |||
| 系统改进 | |||
|
System Improvement : 25 phrases in 10 subjects |
| Air defense | 3 |
| Aviation | 6 |
| Business | 4 |
| China | 1 |
| Economics | 2 |
| Electronics | 4 |
| Information technology | 1 |
| Name of organization | 2 |
| Space | 1 |
| Technology | 1 |