propulsion system reliability
| control program
| propulsion system reliability | |
| space | 推进系统可靠性 |
| control program | |
| gen. | 控制 程序 |
| IT од. | 控制程序 |
| tech. | 管理计划; 防治规划 |
| |||
| 推进系统可靠性 | |||
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propulsion system reliability : 3 phrases in 1 subject |
| Aviation | 3 |