大家都搜：
防空"XiTong"
1、air defence───防空；空防
2、in defence───防御；保卫；辩护
3、defence───n.防御；防卫；答辩；防卫设备
4、air system───空气XiTong；压缩空气XiTong；通风XiTong；集中式通风XiTong
5、defence mechanisms───防御机制(defencemechanism的名词复数形式)；n.防御机制( defence mechanism的名词复数 )
6、automatism defence───自动防御
7、defence update───防务更新
8、air conditioning system───建筑空调XiTong；[建]空气调节XiTong；[制冷]空调XiTong
9、defence news───国防新闻
1、Firepower scopes of many air defence groups are overlapping, and firepower relation is complicated in densely-deployed group army regional air defence system.───的集团军区域防空体系，各防空群火力范围相互重叠，火力关系复杂。
2、Electronic Countermeasures Simulation in Air-defence System of Naval Vessel───舰艇区域防空作战中的电子对抗FangZhen研究
3、The purchased air defence system can be used to protect the infantry units from air attacks both at home and on international operations.───这套XiTong可以保护驻扎国内和在国外执行任务的地面部队免受空中威胁。
4、Making efforts develop electro optical countermeasures technique in air defence system, which can counter effectively precision guided weapon.───为了有效对抗精确制导武器，在防空体系中大力发展光电对抗技术具有十分重要的意义。
5、The missile system, mounted on an SAC SFQ2040, is similar to the US Army HMMVEE-mounted Avenger air defence system .───该DaoDanXiTong，在一个国资委SFQ2040安装，类似于美国陆军HMMVEE式复仇者防空XiTong。
6、It shows that PLA thinking at the strategic level is focussed on defeating opposing IADS [Integrated Air Defence System] and fighter forces.───这表明了解放军在战略层面的考量已经对准了挫败IADS (Xi Tong)和空军力量。
7、Medium Extended Air Defence System───扩大的中程防空XiTong
8、This paper gives a brief introduction of HN-5C short range mo-bile air defence system, especially it's components, functions and features.───本文对HN-5C近程机动防空XiTong作了概括介绍，特别是对武器XiTong的各组成、功能及特点作了详细说明。
9、The study of group army regional air defence system firepower division───集团军区域防空体系的火力区分研究
1、It is China's first modernised low - and very low - altitude air defence system.
2、The air defence system will be consisting of Giraffe AMB radars, command stations, communications equipment, air defence missile equipment, Mistral-missiles and training equipment.
3、This paper gives a brief introduction of HN-5C short range mo-bile air defence system, especially it's components, functions and features.