engineering problem
| tracking
| engineering problem abbr. | |
| tech. | 技术问题 |
| tracking abbr. | |
| isol. | 电痕化; 起痕 |
| met. | 喂料; 进料; 穿料 |
| rem.sens. | 定位; 位置; 描绘 |
| space | 电视跟踪; 统调 |
| |||
| 技术问题 | |||
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engineering problem : 15 phrases in 8 subjects |
| Aviation | 2 |
| Bridge construction | 2 |
| Desert science | 1 |
| Ecology | 1 |
| General | 1 |
| Hydroelectric power stations | 3 |
| Oil / petroleum | 1 |
| Technology | 4 |