首页
登录
职称英语
Using a new【B1】______device called Microwave Landing System (MLS) , airplane
Using a new【B1】______device called Microwave Landing System (MLS) , airplane
游客
2024-02-27
48
管理
问题
Using a new【B1】______device called Microwave Landing System (MLS) , airplanes will be able to land themselves. With MLS, more planes will be able to land on the ground more quickly and more safely without a pilot’s touching the controls.
From the time a plane enters the zone of area covered by MLS until it lands, it is controlled com plctcly and【B2】______Bad weather has no effect on the system, even zero【B3】______fog.
The normal operations for landing—engine reversal,【B4】______, and steering—are【B5】______ by MIS. The pilot does not have to do anything; however, the pilot may take control again if the need【B6】______
Using the current【B7】______Landing System(ILS) ,pilots follow a radio beam. The ILS beam is very narrow, like a long tube. To follow it, airplanes must fly【B8】______along the beam, starting at least eight kilometers from beginning their approach to touchdown. In many cases, pilot must begin to follow ILS beam as far as 24 kilometers away from a touchdown point at the airport.
【B9】______. The MLS uses a high-frequency beam, shaped like a big funnel with a large mouth.【B10】______instead of having to follow the long, narrow, straight in approaches of ILS.
The MLS is so precise that planes can come in on parallel runways at intervals as short as 40 seconds apart without danger of collision.【B11】______. [br] 【B3】
选项
答案
visibility
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3486744.html
相关试题推荐
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
随机试题
Familyties,friendshipsandinvolvementinsocialactivitiescanofferaps
Brooklyn,NewYork,hadapopulationofabout23,000whenitbecomesacityin1
B由sales和exciting定位到第B段。上一段首先提到布莱尔的《旅程》是一本720页的精装版图书;B段又引用连锁书店经理的原话:该书销量非常(brilli
关于蒸汽压缩式制冷设备的表述,下列哪几项是正确的?A.被处理空气经过蒸发器降温除
在创建风管系统过程中,软件以何种依据自动生成管件?()A.布管系统配置 B.管
对某特大桥(五跨连续梁桥)进行控制检测,由于该桥在竣工时未按规定设置永久观测点,
对肠套叠下列哪一种情况不应采取非手术疗法A.病程不超过48小时,全身情况好 B
能力、知识和技能之间的关系表现在()。A.能力是在掌握知识和技能过程中形成
下列不属于义务教育阶段学生所专有的权利的是( )A.免试入学权 B.就近
按照WHO的2010年口腔健康目标,某社区100名65~74岁的老年人中有多少人
最新回复
(
0
)