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- The defination of system model structure is given first,then themodel structure of TDMA in air defence C 3I systems is analysed in this paper. 给出了系统模型结构的定义,并分析了防空C3I中时分多址通信网络的系统模型结构
- This paper analyzed the problem of focusing troops in air defence operation by the Lanchester equation with the theory of cost function and the mathematic way. 以蓝彻斯特方程为依据,引入代价函数,对防空作战中集中使用兵力进行了数理分析,并得出了最优方案,为防空作战指挥决策提供了理论依据,具有一定的指导和借鉴价值。
- Open a window it's very close in here. 打开窗户吧--这里很闷气。
- He sucked in air, then went under the water again. 他深深吸了一口气又潜到水里。
- All lights are blacked out during air defence exercises. 在防空演习时对一切灯火都实行管制。
- As autumn advances the days close in. 随着秋天的到来,白天越来越短。
- Designed to operate on land, water, or in air. 长于陆海空作战的,三栖的可在陆上、水上或空中操作的
- How much does sound travel faster in water than in air? 声音在水中比在空气中传播快多少?
- Proportional Navigation Trajectory Simulation In Air Defence System 对抗仿真系统中的防空导弹比例导引法仿真弹道设计
- It's very close in here. Would you mind opening the window? "这里面太闷了,把窗子打开好吗?"
- The speed of sound in water is about four as great as in air. 声音在水中的速度是空气中的四倍左右
- Exhaust gas has been incriminated in air pollution in cities. 废气已过视为城市空气污染的原因。
- The days are closing in now that autumn is here. 秋天来到了,白天渐渐短了。
- She crawled onto the river bank and lay there gulping in air. 她爬上河岸,躺在那里喘着大气。
- Huayunkerun Civil Air Defence Equipment Co., Ltd. 华云柯润人防设备有限公司。
- They watched him closely in case he should escape. 他们严密监视他,惟恐他会逃脱。
- He runs me close in mathematics. 他的数学水平和我不相上下。
- Iraq peace talks draw to a close in Finland. 伊拉克和谈将在芬兰结束。
- Darkness was gradually closing in. 暮色渐渐降临。
- The enemy is closing in (on us). 敌人从四面八方(向我们)逼近。