chart recording: 44 phrases in 19 subjects |
Automated equipment | 3 |
Automobiles | 3 |
Bridge construction | 1 |
Cement | 1 |
Drilling | 3 |
Economy | 1 |
Electronics | 6 |
General | 1 |
Hydrology | 3 |
Metallurgy | 5 |
Metrology | 1 |
Nautical | 2 |
Navigation | 1 |
Oil and gas | 1 |
Quality control and standards | 1 |
Rail transport | 3 |
Technology | 6 |
Telecommunications | 1 |
Transport | 1 |