structural weight
| optimization program
| structural weight | |
| avia. | 结构 |
| space | 结构重量 |
| optimization program | |
| commer. | 最优化方案 |
| |||
| 结构 | |||
| 结构重量 | |||
| 结构重 (量) | |||
|
structural weight : 8 phrases in 3 subjects |
| Aviation | 2 |
| Electronics | 1 |
| Technology | 5 |