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operational test and evaluation | |
avia. | 运行测试和评价; 使用试验与评估 |
el. | 作战适应性试验与鉴定; 运行试验与评估 |
mil., air.def. | 作战检验与评估 |
space | 作战 试验与鉴定; 操作试验和鉴定; 作战性试验和鉴定; 作战试验与鉴定 |
plan | |
environ. | 计划 |
operational test and evaluation: 16 phrases in 4 subjects |
Aviation | 6 |
Electronics | 3 |
Space | 5 |
United States | 2 |