 |
| |||
| Chronografic; chronographic recorder | |||
| deadweight gauge | |||
| timegrapher; timing machine; watch rate recorder | |||
| 校表仪: 52 phrases in 14 subjects |
| Automobiles | 2 |
| Aviation | 5 |
| Compressors | 1 |
| Drilling | 3 |
| Earth sciences | 1 |
| Electronics | 5 |
| General | 10 |
| Metallurgy | 1 |
| Oil / petroleum | 3 |
| Refrigeration | 1 |
| Shipbuilding | 1 |
| Space | 3 |
| Technology | 15 |
| Telecommunications | 1 |