| |||
| engineering change | |||
|
modification technique : 19 phrases in 9 subjects |
| Aviation | 3 |
| Biotechnology | 2 |
| Environment | 4 |
| General | 4 |
| Genetics | 2 |
| Health care | 1 |
| Name of organization | 1 |
| Research and development | 1 |
| United Nations | 1 |
| |||
| engineering change | |||
|
modification technique : 19 phrases in 9 subjects |
| Aviation | 3 |
| Biotechnology | 2 |
| Environment | 4 |
| General | 4 |
| Genetics | 2 |
| Health care | 1 |
| Name of organization | 1 |
| Research and development | 1 |
| United Nations | 1 |