时间:2011-08-13 13:07来源:蓝天飞行翻译 作者:航空 点击:次
MAYDAY (P/CG) - The international radiotelephony distress signal. When repeated three times, it indicates imminent and grave danger and that immediate assistance is requested. (See PAN-PAN) MAYDAY (JCS) - Distress call. MEACONING (JCS, NATO) - A system of receiving radio beacon signals and rebroadcasting them on the same frequency to confuse navigation. The meaconing stations cause inaccurate bearings to be obtained by aircraft or ground stations. METEOROLOGICAL IMPACT STATEMENT/MIS - An unscheduled planning forecast describing conditions expected to begin within 4 to 12 hours which may impact the flow of air traffic in a specific center's (Air Route Traffic Control Center) area. METERING - A method of time regulating arrival traffic flow into a terminal area so as not to exceed a predetermined terminal acceptance rate. METERING FIX - A fix along an established route from over which aircraft will be metered prior to entering terminal airspace. Normally, this fix should be established at a distance from the airport which will facilitate a profile descent 10,000 feet above airport elevation (AAE) or above. MIA - (See Minimum IFR Altitudes) MICROBURST - A small downburst with outbursts of damaging winds extending 2.5 miles or less. In spite of its small horizontal scale, an intense microburst could induce wind speeds as high as 150 knots. MICROWAVE LANDING SYSTEM/MLS - A precision instrument approach system operating in the microwave spectrum which normally consist of the follow components: (1) Azimuth Station. (2)
MIDDLE COMPASS LOCATOR - (See Compass Locator) |
上一篇:飞行记录本英译常用词句