a guided missile fired from land or shipboard against an airborne target

the principle of the airborne nacelle jammer used for the test of the new type surface-to-air missile weapon system is summarized.

综述了某新型武器系统检验用机载吊舱式干扰机的原理。

but that tends to obscure the fact that (to take one example) the latest version of the hq-2 surface-to-air missile bears only an external resemblance to the soviet v-750.

但是，这往往掩盖的事实（举个例子）的最新版本的hq-2表面对空导弹也仅仅只是一个外在的相似苏联的v-750。

aviation week’s eagle-eyed reporter david fulghum spotted a russian sa-24 grinch surface-to-air missile mounted on a libyan army truck in recent cable news footage.

航空周刊的最具观察力的记者大卫福格哈姆在最近的电文中曾看到一颗俄罗斯sa-24格林治型地对空导弹攻击了一辆利比亚军队的卡车。

nine major kinds of fault in electrical source system of surface-to-air missile have been diagnosed respectively through bp and sofm neural network, and pleasing results are obtained.

针对地空导弹电源系统的九种主要故障，分别用bp神经网络和sofm神经网络对其进行了故障诊断，均取得了较好的效果。

this article describes the norwegian advanced surface-to-air missile systems (nasams), which is a ground-launched version of the advanced medium-range air-to-air missile.

本文主要介绍挪威先进面空导弹系统（nasams），这种系统是先进中程空空导弹的陆基型。

evidence indicates that the plane was shot down by a surface-to-air missile that was launched from an area that is controlled by russian-backed separatists inside of ukraine.

「 他说，」有证据表明这架飞机是被从乌克兰内部受俄罗斯支持的分离主义者控制的地区发射的一枚地对空导弹击落的。「

as to obtain the precise optimal trajectory of the surface-to-air missile rapidly, a co-states estimation optimization algorithm was developed based on the legendre pseudospectral method.

为了快速精确地得到防空导弹中段最优弹道，在拟勒让德谱变换法的基础上提出了协态估计优化算法。

in order to reduce the cost and increase the life of portable surface-to-air missile weapon training equipment, it is put forward to use a simulative seeker to replace mechanical gyro seeker.

为了降低便携式地空导弹射击训练器材的生产成本并提高其使用寿命，提出了一种用模拟导引头替代机械陀螺导引头设计方法。

u. s. intelligence officials believe the plane was accidentally hit by a ukrainian s-200, or sa-5, missile - a large surface-to-air missile built to shoot down heavy bombers flying at high altitudes.

美国情报官员确信这架飞机是被一枚乌克兰发射的s-200，又名为sa-5导弹意外击落的，这是一种被用来击落高空重型轰炸机的大型地对空导弹。

the arrival of the next generation of man-portable surface-to-air missile capable of threatening predators and other patrol aircraft could threaten a huge advantage currently enjoyed by u.

下一代可威胁“掠食者」战机以及其他巡逻机的便携式地空导弹的到来，能够对美军最近引以为傲的巨大优势构成威胁。

an american ch-47 transport helicopter was struck by what witnesses described as a portable heat-seeking surface-to-air missile after taking off from a landing zone.

目击者声称，美国一架ch-47运输直升机从着陆区起飞后，便被便携式地对空热寻导弹所击中。最初报告为“该直升机在横越赫尔曼德河不久后，与导弹交战并被击毁。