Air traffic

Air pollution is getting worse in Viet Nam in recent years, particularly in big cities. The most important source of pollution are traffic and industrial activities. The paper "A Review on Current Status of Urban Air Pollution in Ho Chi Minh city and Ha Noi" reviews air pollution situation in Ho Chi Minh city and Ha Noi. We also recommend policies to tackle the problem: (i) upgrade the national air quality standard, (ii) install systematic and high-quality network of monitor stations, and (iii) remove means of transport that unmet emission regulations.

11p xuanphongdacy09 29-09-2024 3 1   Download

26p ttrieuxuanhuyvaa 18-12-2014 38 4   Download

Up to the early 1960s, passenger traffic through even the world’s largest airport was so small. There are economies of scale on the use of fixed equipment such as baggage systems and check-in decks and with movable apron equipment. Similar economies are found with airport authority, airline, and airport tenants’staff requirements.

31p congaumap 18-03-2011 265 82   Download

The objective is to replace progressively voice communication for air traffic management by data communications services for safety reasons and because it supports increased automation in the aircraft and on the ground

28p hanampro91 10-05-2013 104 11   Download

The AMS(R)S provides voice and data connectivity to users such as air traffic controllers, pilots and aircraft operators The AMSS comprises satellites, aeronautical earth stations (AESs), ground earth stations (GESs) and associated ground facilities such as a network coordination center. 7 Existing satellite systems in operation for aeronautical communications Inmatsat, MTSAT Iridium

30p hanampro91 10-05-2013 78 9   Download

Trường Đại học Bách Khoa Hà Nội Hanoi University of Science and Technology Hệ thông Thông tin Hàng Không TS. Đỗ Trọng Tuấn Bộ môn Kỹ thuật thông tin © HUST 2012 .Trường Đại học Bách Khoa Hà Nội Hanoi University of Science and Technology Hệ thống Thông tin Hàng Không © HUST 2012 .Teminologies ATN: Aeronautical Telecommunications Network AFTN: Aeronautical Fix Telecommunications Network AMHS: Air Traffic Service Message Handling System 3 .Development Trends .

27p hanampro91 10-05-2013 109 8   Download

High Frequency Data Link, or HFDL, is part of ARINC’s GLOBALink end-to-end communication system The HFDL system is a segment of the Aircraft Communications Addressing and Reporting System (ACARS) used to exchange Airline Operational Control (AOC) and Air Traffic Control (ATS) messagesbetween aircraft end systems and corresponding ground-based stations. GLOBALink/HF provides HF-based, air-to-ground digital communications with aircraft using ARINC 635 protocol. The HFDL system uses the principles of geographic diversity and frequency diversity to optimize HF propagation...

35p hanampro91 10-05-2013 67 4   Download

Mời các bạn thử sức bản thân thông qua việc giải những bài tập trong IELTS Academic Reading Sample 78 - Air Traffic Control in the USA sau đây. Tài liệu phục vụ cho các bạn đang chuẩn bị cho kỳ thi sắp tới.

5p mucnang000 17-04-2021 34 5   Download

Collection of reports on medical research published in medical journals' Respiratory Research give you knowledge of medical subjects: "Traffic-related Air Pollution and Respiratory symptoms Among asthmatic children, resident in Mexico City : the EVA cohort study ...

11p toshiba12 20-10-2011 65 3   Download