服务承诺
资金托管
原创保证
实力保障
24小时客服
使命必达
51Due提供Essay,Paper,Report,Assignment等学科作业的代写与辅导,同时涵盖Personal Statement,转学申请等留学文书代写。
51Due将让你达成学业目标
51Due将让你达成学业目标
51Due将让你达成学业目标
51Due将让你达成学业目标私人订制你的未来职场 世界名企,高端行业岗位等 在新的起点上实现更高水平的发展
积累工作经验
多元化文化交流
专业实操技能
建立人际资源圈Automatic_Dependence_Survailenc
2013-11-13 来源: 类别: 更多范文
Automatic Dependence Survailenc
Introduction
The beginning of the twentieth century brought about major changes in the world. One of these changes began at Kitty Hawk, North Carolina witht the Wright brothers historic first flight. The rest of the century brought gigantic leaps in the aviation industry. Charles Lindbergs solo Atlantic crossing showed the world the growth avation was capable of. By the end of the Second World War, the jet age had been born, and Radio Detection and Ranging (radar) was tracking aircraft as it crossed the sky. The Soviet Unions launch of the Sputnik satellite brought humanity into the space age. As mankind passed through the 1960s, Neal Armstrong made his walk on the moon. From these fledgling first steps, aviation has moved to routine space flights, a constellation of manmade satellites currently circle the earth, and everyday thousands of people board non-stop international flights. Through the use of new satellite based technology, the safety and efficiency of aviation will continue to grow.
Current Airspace Systems
The United States current National Airspace System (NAS) is arranged around ground based equipment. Navigation is based systems such as Very High Frequency Omni directional Range (VOR), and
information, ads-b, aircraft, radar, gps, ground, system, systems, surveillance, based, location, cdti, 2000, through, position, navigation, signal, satellites, aviation, time, technology, screen, equipment, determine, controllers, altitude, able, transmitting, speed, satellite, receiver, provide, flight, display

