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
2023-07-26
71
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] 【B11】
选项
答案
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2870488.html
相关试题推荐
[originaltext]W:Youhaveaverygoodstereosystem...Whatafinesounditpr
[originaltext]W:Youhaveaverygoodstereosystem...Whatafinesounditpr
[originaltext]W:Youhaveaverygoodstereosystem...Whatafinesounditpr
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Usinganew【B1】______devicecalledMicrowaveLandingSystem(MLS),airplane
随机试题
[originaltext]W:Iwanttoregisterforthismathematicscourse.M:I’msorryr
IfJohnnycan’twrite,oneofthereasonsmaybeaconditioningbasedonspe
A. B. C. D.
细菌性食物中毒是指A.用有毒植物加工的食品 B.被真菌及其毒素污染的食品 C
下列哪个不是孕激素的化学结构特点A.A环为芳香环 B.4位有双键 C.3位和
2020年1-10月,我国规模以上互联网和相关服务企业(简称互联网企业)完成业务
劳动者在下列哪种情形中,用人单位可以解除劳动合同?( )A.劳动者患病或者非因
火烧能产生紫红色烟雾,含有靛蓝及靛玉红的药材是A.板蓝根 B.青黛 C.蓼大
实行分包的分项、分部工程,应制定()和质量保证措施。A.质量计划 B.质
申请医师执业注册时,以下可以注册情形的是A.受吊销医师执业证书行政处罚,自处罚决
最新回复
(
0
)