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
54
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
Amandaiscarefulaboutanythingthattouchesherlips.She【C1】______instr
[originaltext]Consumersaroundtheworldbenefitfromlargefoodstoresand
A.(-∞,0) B.(0,1) C.(1,e) D.(e,+∞)
A. B. C. D.
患者,男性,73岁。尿频、尿急5年,近1年来出现排尿迟缓、尿线细、尿后滴沥。5年
旅游产业结构的类型主要有()。A.旅游产业运行结构 B.旅游产业所有制结
麝香入丸散的成人剂量是A.0.6g~1.5g B.0.15g~0.3g C.
海洋运输货物保险中,海上风险指的是()。A.自然灾害 B.外来风险 C.意
(2016年真题)心理学家谢利夫利用知觉错觉中的自主运动现象研究了大学生的判断情
(2021年真题)2019年1月中国居民王某从公开发行和转让市场购入甲上市公司股
最新回复
(
0
)