标题: abercrombie pas cher speed [打印本页] 作者: of1i0599 时间: 2014-10-26 09:23 标题: abercrombie pas cher speed 118,abercrombie pas cher,203 20 excellent wide-angle photography is not simple hyperbole 09:29 1,118,204 20 excellent wide-angle photography is not simple hyperbole 09:29 1,118,205 20 excellent wide-angle photography Works 09:29 1,118,206 exaggeration is not simple 20 excellent wide-angle photography is not simple hyperbole 09:30 1,118,207 20 excellent wide-angle photography is not simple hyperbole 09:30 1,118,208 20 excellent wide-angle photography 09:3Sina aviation zhuangao Coast Guard 01 on the 5th at 25 degrees south latitude, 101 degrees east longitude near the southern Indian Ocean waters to the listener through a black box search meter pulse signal frequency 37.5kHz per second aircraft lost contact with the association needs to be further identified. According to Sina aviation analysis,jordan pas cher, it is likely that Malaysia Airlines flight MH370 aircraft lost contact with the signal emitted by the black box,moncler, because only aircraft black boxes carried by underwater beacons will be issued once per 37.5 kHz ultrasonic pulses.Black box in the end is what is it? In fact, the "black box" is a common name, its scientific name is called "Aviation flight recorder." They are called "black box", not because it is black, but because it can help to crack the secret of flying accidents.Black box was first used by an engineer in 1958 in Melbourne invention, which is equipped with the flight data recorder and the cabin voice recorder two devices. Each aircraft mechanical parts and electronic instruments are equipped with sensors and connected. Before the black box can stop working or aircraft crashed on technical parameters and within half an hour cockpit voice record. When needed, it can be re-recorded arguments put out for flight experiments and accident analysis used."Black box" instrument by which the composition?1.
the cockpit voice recorder, is actually a radio call recorder, you can record a variety of calls on the aircraft. 4 tracks on this instrument were recorded conversation between the pilot and ground command structure, positive dialogue between the co-pilot, captain, stewardess on the passenger's speech, as well as an explosion, engine sound. Can keep stopping sounds 30 minutes or 120 minutes of cockpit before recording.2, the flight data recorder records flight parameters. The flight data recorder records all kinds of major aircraft flight data such as altitude, speed, heading, rate of climb, descent rate of the aircraft, accelerated the situation, fuel consumption, gear put income, Greenwich Mean Time, as well as aircraft systems work the engine operating conditions and parameters. The time range of the recording of the last 25 hours.Black Box has a strong anti-fire, pressure,piumino moncler, impact resistance"Black box".
Dniproavia Dnieper airline, ERJ145, Istanbul,moncler sito ufficiale, March 23, 2009.
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not only in helping people find the cause of the crash crash, can also provide a variety of various parameters recorded during the flight to the maintenance personnel in the usual maintenance work. In order to withstand the violent impact and high temperature flames when the plane crashed, the black box shell coated with multilayer insulation plates and anti-shock protection film. And in order to ensure the safety of the black box as much as possible,air jordan pas cher, it is usually installed in the tail of the safest parts of the aircraft, which is the most easily damaged during the crash site.Black Box has a strong anti-fire, pressure,hogan scarpe, impact resistance,boutique abercrombie paris, vibration resistance seawater (or kerosene) immersion, resistance to magnetic interference. Specifically, at the time of the crash, the black box in flames in 1100 ? can withstand 30 minutes of barbecue,sweat abercrombie femme, can withstand 2 tons weight 5 minutes of extrusion, capable of petrol,giubbini moncler, oil, essential oils, batteries, acid, water soak for a few months.How to find the black box?Visually looking for: To facilitate the search for the black box in sight, ICAO provisions to its eye-catching orange painted red,hogan shoes, rather than black or other colors.ULB: In addition, two black boxes are equipped with underwater locator beacon (ULB), the beacon is triggered by water immersion; most issued 37.5 kHz ultrasonic pulse once per second. It does this by ultrasonic underwater locator beacon, fell into the water after the black box can automatically send out ultrasonic signal for 30 days. This sound even in the water,sito ufficiale hogan, it is 8 km away from the places legible.With the above technical measures to protect these, whether it is through a violent crash, fire still burning deep in the fall, after the crash, the vast majority of the black box could be looking into. According to its records, the progress of aviation accident analysis business is a big step. In terms of flight safety,moncler italia, improve aviation aircraft design and promote technological progress,hogan bambino, the black box is withheld. (Text / ChSina Aviation News Embraer ERJ145 aircraft and 2014 Eastern Airlines accident records.Embraer ERJ145 aircraft1.
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