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
52
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] 【B7】
选项
答案
straight
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3486748.html
相关试题推荐
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
NewRulesforLandingaJob—Intervi
随机试题
Youwillhearaspeakeraddressingagroupofpeopleattendingaconference.As
Tell-AllGenerationLearnstoKeepThingsOfflineMinLiu,a21-
CreativeDestructionofHigherEducationA)Highereducation
[originaltext]W:Hey,youarepackingup.Whereareyougoing?Whatwillyoudo
Whyareworkerspronetosendingeachotherpicturesoflovelyanimalsorvi
保险成立的前提要素是()。A:众人协力 B:危险存在 C:损失赔偿 D:定
下列说法正确的是:() A.在短期贷款和中长期贷款中,非金融企业及其他部门
生态住宅:是指运用生态学原理和遵循生态平衡及可持续发展的原则。设计、组织内外空间
2017年5月5日,甲药品零售企业从乙药品批发企业(首营企业)首次购进中成药A,
下列方面发生较大设计变更需征得原可行性研究报告批复部门同意的是( )。A.工程
最新回复
(
0
)