Analysts question whether it is as stealthy as claimed and its ability to penetrate the best future air-defence systems.
分析家们怀疑其隐身能力是否有声称的那么好、有没有能力穿透未来最好的防空系统。
2
Ukraine, another NATO candidate some day, far from being cowed by Georgia's fate, promptly offered America and the Europeans access to its air-defence radars.
北约的入选国乌克兰没有被格鲁吉亚遭遇吓住，反而即刻同意美国以及欧洲国家在其领土部署防空雷达。
3
The most serious deficiency in NATO's airdefence is the lack of an identification system to distinguish friend from foe.