The country has already constructed communication and surveillance facilities aiming to ensure low-altitude flight safety. 为保证低空飞行的安全,中国已建设了通信指挥及监管设施。
That year, Dai, a former IT company employee, read the news about the government's approval of plans to open part of low-altitude airspace to the general aviation industry. 当时就职于一家IT公司的戴雨农看到了有关政府批准将开放部分低空空域用于大众航空界的新闻。
Dilution air plant Two radar units suspended from huge balloons provide low-altitude coverage of the entire peninsula. 换风装置空气供给装置悬挂在巨大气球下面的两套雷达把整个半岛的低空都置于它们的探测范围之内。
Although the civil air Defense early warning system is comparatively perfect, cruise missile and other low-altitude targets early warning detection capability is weak. 国内防空预警系统相对比较完善,然而巡航导弹等低空目标的预警探测能力却比较薄弱。
On Low-Altitude Anti-Missile Kill Zone of Ship-to-Air Missile Based on the Ship Formation 驱护舰编队舰空导弹低空反导杀伤区研究
Data Acquisition, Control and Realization for a Small Low-Altitude Airship 小型低空飞艇中的数据采集、控制与实现
Teratoscincus is more specialized psammophilous lizards in the family Gekkonidae, and primarily distributing in the low-altitude deserts of Central Asia and its adjacent regions. 沙虎属是壁虎科中比较特化的沙生蜥蜴类,主要分布在中亚及其临近地区的低海拔荒漠中。
The Federal Aviation Administration said it would also enact a low-altitude, no-flight zone over the route. 联邦航空管理局也声称,将在传递路线上空设立一个低空禁飞区。
He pushed wearily away from the dark water and flew toward the land, grateful for what he had learned about work-saving low-altitude flying. 他疲倦地从黑暗的水面起飞,向陆地进发,心想:幸亏我学会了省力的低空飞行。
Sea Surface Multi-channel Footpath Effect Deal with the Influence of Low-altitude Target to the Shipboard Radar 海面多路径效应对舰载雷达探测低空目标的影响海空两用无线电指向标
Longitudinal Stability of Jet-Propeller Aircraft During Low-Altitude Flight 螺旋桨飞机近地飞行时的纵向稳定性
Preliminary Discussion about the Application of Mobile Video Image Transmission Technology in Low-Altitude Road Monitor 浅谈移动视频图像传输技术在低空道路监控中的应用
Study and simulation of background suppression based on IR low-altitude complex conditions 基于红外复杂低空背景的背景抑制研究与仿真
The correctness and validity of route planning is the main factor that determines the result of low-altitude penetration. 而决定突防成功与否的一个关键因素又在于航迹规划的正确性和有效性。
Transversal trough, shear line, high-altitude cold air, low-altitude warm air, and severe warming on the ground surface were conducive to the promotion of convective instability. 横槽切变线,高层冷空气,低层暖空气,地面剧烈增温,都有利于促进对流不稳定;
Route planning is one of the critical technologies of low-altitude penetration. 摘要航路规划是新一代低空突防技术的关键技术之一。
To guarantee the successful low-altitude penetration of cruise missiles, an acceptable route with the minimum cost should be taken as the goal in route planning. 为保证巡航导弹低空突防的成功率,在航迹规划时必须设计出以最小代价的可接受航程为目标的航迹。
Low-altitude Detection by Monostatic Passive Location System Based on FM Broadcast Signals 基于调频广播单站无源定位系统的低空探测
It is China's first modernised low-and very low-altitude air defence system. 它是中国最早的现代化低空和超低空防空系统。
Four seconds later, the controller issued a low-altitude alert to the pilot. 四秒钟后,管制员向该飞行员发出了低高度警告。
'Stinger' missiles are primarily used for low-altitude air defense in battlefront or for defense of important places. The missile can shoot down low-flying aircrafts, helicopters and cruise missiles. 毒刺导弹主要用于战地前沿或要地的低空防御,可以击落低空飞行的飞机、直升机和巡航导弹。
In this paper the writers beliered that making road green in Changsha, the low-altitude TSP pollution of main roads, and soil erosion of green area had been researched. 研究表明;低标准道路绿化与道路低空大气颗粒物污染成正相关,有非常显著意义。
Low-altitude dish Conclusion The CCT is the thickest in the low dioptre myopia, and the IOP is the highest in the high dioptre myopia. 低辐射天线,低仰角天线结论低度近视的角膜厚度最厚而高度近视的眼压最高。
The results indicated that foehn effect in special topography, the maintenance of warm air mass in low-altitude and the urbanization effect had strengthened high-temperature. 通过对典型高温日影响因素的分析发现:特殊地形下的焚风效应、中低空暖气团的维持以及城市化效应,均对高温强度有加剧作用。
Case of high-performance fighter pilots 'xiphoid damage caused by low-altitude parachuting 高性能战斗机飞行员低高度跳伞致剑突损伤一例
This paper discusses the simulation problems of the terrain following system in the low-altitude penetration flight. 本文探讨了低空突防地形跟随系统的仿真问题。
Finally it realizes low-altitude penetration visualization system that satisfies the real-time requirement on the PC's graph station. 最后在PC图形工作站上实现了满足实时性要求的低空突防视景仿真系统。
Clutter is connatural condition of signal measuring and processing, which affect the radar's detectability and tracking ability of low-altitude target seriously. 杂波是雷达信号检测和处理的固有环境,严重影响了雷达低空目标探测与跟踪的性能。
The influence of the aerodynamic force must be analyzed and considered during the design of the moving-mass control system for the low-altitude aircraft. 空气动力的这种影响在低空飞行器变质量矩控制系统设计中必须加以分析和考虑。
Helicopter is often near the ground flight, including low-altitude hover, takeoff, landing and so on. 直升机常常近地面飞行,包括低空悬停、起飞、降落等。