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aeronautical material
| laboratory
| aeronautical material | |
| space | 航空材料 |
| laboratory | |
| busin. | 实验所 |
| hydroel.st. | 试验室 |
| met. | 研究所 |
| radio.amat. | 实验室 |
| space | 研究室 |
| sport. med. | 化验室 |
| steel. | 熔炼室 |
| tech. | 实验室 |
| textile | 检验室 |
| |||
| 航空材料 | |||
| aeronautical material: 12 phrases in 4 subjects |
| Aviation | 6 |
| Business | 2 |
| General | 3 |
| Skydiving | 1 |
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