 |
| |||
| 线标准; 分划式标准尺 | |||
| line standard: 21 phrases in 12 subjects |
| Automobiles | 2 |
| Aviation | 2 |
| China | 1 |
| Communications | 1 |
| Electronics | 3 |
| Metallurgy | 1 |
| Plastics | 2 |
| Space | 1 |
| Sports | 1 |
| Technology | 5 |
| Telecommunications | 1 |
| United Nations | 1 |
|
| |||
| 线标准; 分划式标准尺 | |||
| line standard: 21 phrases in 12 subjects |
| Automobiles | 2 |
| Aviation | 2 |
| China | 1 |
| Communications | 1 |
| Electronics | 3 |
| Metallurgy | 1 |
| Plastics | 2 |
| Space | 1 |
| Sports | 1 |
| Technology | 5 |
| Telecommunications | 1 |
| United Nations | 1 |