After 75 combat missions, his plane was destroyed by a surface-to-air missile.
在作完了七十五次战役任务后，他的飞机被一枚地对空飞弹击毁。
It also can be used as the signal encoder of interrogator of the surface-to-air SSR.
又可用作地-空雷达的地面询问机询问信号编码器。
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。
The distinct mountain system could cause a different surface-to-air exchange process from that over the plateau flat areas and other mountain regions.
该特殊局地环流系统所导致的地气交换过程可能不同于平坦地形和其他山区。
Around the same time the international intelligence community began to speculate that China planned to sell Bolivia portable HY5A surface-to-air missiles.
大约在同一时间，国际情报界开始猜测，中国计划出售玻利维亚便携式hy5a地对空飞弹。
Russian investigators sifting through wreckage found by ships trawling the crash site said they had a piece of what appeared to be a S200 surface-to-air missile.
正在察看搜索于失事地点的船只打捞上来的证据的俄罗斯调查人员说，他们找到了一块似乎是S200地对空导弹的残片。
The crew of the Vincennes, distracted by an ongoing gunbattle, mistakes the A300 for a hostile military aircraft and destroys it with two surface-to-air missiles.
Vicennes的舰组人员被一场正在进行的交火所干扰，误以为a300是敌军的飞机，进而用两发面空弹道导弹将其摧毁。
The crew of the Vincennes, distracted by an ongoing gunbattle, mistakes the A300 for a hostile military aircraft and destroys it with two surface-to-air missiles.
文森斯号上的机组人员被进行中的枪战转移了注意力，将这架A300误认为是敌方的空军飞机，并用两枚地对空导弹将其击落。
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。
I quickly increased our speed, calculating the time it would take for the weapons-most likely SA-2 and SA-4 surface-to-air missiles capable of Mach 5 - to reach our altitude.
我立即加速并计算着导弹到达黑鸟飞行高度所需的时间 - 它们很可能是苏联制SA-2和SA-4地对空导弹，最大速度可达3马赫。
The PLA Air Force (PLAAF) has converted some of its retired Jian-7 fighters into unmanned target drone to simulate enemy aircraft in air-to-air and surface-to-air weapon testing.
PLA空军（PLAAF）已经把一些退役歼-7战斗机改装成无人靶机，在空对空和地对空武器测试中去模拟敌方飞机。
NEWTOWN, Conn.- Targeting pods are sensors that to enable aircraft to discharge air-to-ground weapons at a safe distance from anti-aircraft artillery and many surface-to-air missiles.
瞄准吊舱是传感器，能够使飞机在一个安全的距离，从防空火炮和很多地对空导弹发射空对地武器。
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。
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。
I bobbed to the surface and gasped a lungful of air.
我浮上水面，深吸了一口气。
Within about a millimeter of the water, air temperature is close to that of the surface water, and the air is nearly saturated with water vapor.
在离水不到一毫米的地方，空气的温度接近于地表水的温度，空气中的水蒸气几乎饱和了。
Eventually the temperature of the surface waters of the sea rose, not so fast as the air temperature it is true, but fast enough to produce a dangerous increase of humidity.
最终，海水表面的温度上升，虽然不像空气温度上升那么快，但已经快到足以造成危险的湿度上升。
The cause appears to be in part greater turbulence in the urban atmosphere as hot air rises from the built-up surface.
部分原因似乎是热空气从楼宇密集的表面上升，造成城市大气的更大湍流。
The class experiment that day was to show how heating a container of water would bring air bubbling to the surface.
那天的课堂实验是为了展示加热一个盛水的容器会如何让空气冒泡到表面。
Since a plant uses it up in the air around, the plant needs moving air to bring more CO2 close to its surface!
由于植物会将周围空气中的二氧化碳耗尽，因此需要空气流动将更多的二氧化碳带到其表面！
If the surface is cooled and the air above it warmed, there is less tendency for air from near the surface to rise; reduced convection will tend to lead to fewer clouds and reduced rainfall.
假设地表降温而其上的空气升温，那么地表的空气要向上升腾就变得不那么容易；而对流减少导致的将会是趋向于减少的云层生成和降雨。
Spiders do not like dampness in the air, either. A spiderweb will not stick to a damp surface.
蜘蛛也不喜欢潮湿的空气，蛛网表面如果潮湿的话，根本粘不到猎物。
The efficiency of this process depends on the surface area of the sorbent, and an easy way to increase the surface area is to spray a liquid sorbent into the air as a fine mist.
这一过程的效率取决于吸收材料的表面积，我们可以通过将液态的吸收剂以细水雾的形式喷入空气中，就能轻松的扩大接触面积。
In one experiment the subjects were asked to look for surface to air missiles in satellite images.
有一个实验要求主体从卫星图像中寻找出各个地对空飞弹。
The Royal Navy frigate HMS Montrose is to get a new electronic 'brain 'which will help her crew defend the ship against air, surface and underwater threats.
英国海军护卫舰蒙茅斯号将获得一种新型的电子“大脑”，这将能有助于该舰对抗来自空中、海上及水下的威胁。
That in turn cools the air above the surface of the sea, allowing more cool dry air to descend from above.
紧接着，这会降低海平面至上大气的温度，使得更多低温干燥的空气降落到表面。
Yet, satellite instruments have generally struggled to achieve accurate measurements of the particles in near-surface air.
然而，卫星仪器通常很难实现近地面空气中细颗粒物的精确测量。
If the boat becomes submerged in high seas, the cabins trap enough air to lift the vessel to the surface.
如果船在风高浪大的海面被淹没，船舱里有足够的空气让船重新浮出来。
If the boat becomes submerged in high seas, the cabins trap enough air to lift the vessel to the surface.
如果船在风高浪大的海面被淹没，船舱里有足够的空气让船重新浮出来。
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