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
16
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] 【B8】
选项
答案
The MIS beam is different from the ILS beam
解析
转载请注明原文地址:https://www.tihaiku.com/zcyy/2870485.html
相关试题推荐
______(尽管为语言学习的自的而改编的阅读材料相当广泛)thereisyetnocomprehensivesystematicprogram
[originaltext]Officesystemsareequipmentusedtocreate,store,process,
[originaltext]W:Youhaveaverygoodstereosystem...Whatafinesounditpr
[originaltext]W:Youhaveaverygoodstereosystem...Whatafinesounditpr
[originaltext]W:Youhaveaverygoodstereosystem...Whatafinesounditpr
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
Confucianism,thephilosophicalsystemfoundedontheteachingofConfucius,
随机试题
[originaltext]I’vementionedhowDNAhavesolvedmanymysteriesinbiology.
ConversationalSkillsPeoplewhousuallymakeusfee
Writeanoteofabout50-60wordsbasedonthefollowingsituation:Youwe
关于两性畸形的说法,下列说法正确的是:()A.真两性畸形患者体内有睾
患者女,48岁。因宫颈癌行腹腔镜下子宫切除十盆腔淋巴结清扫术。术后次日出现左侧腰
患者,女,29岁,已婚。因分娩时受寒,产后小腹疼痛,拒按。恶露量少、行而不畅、色
A.化脓性脑膜炎 B.结核性脑膜炎 C.病毒性脑膜炎 D.乙型脑炎 E.
Thechangeinthatvillagewasmiraculou
通常情况下,当长期抵押贷款利率较低、资金可获得性较好时,风险承受能力较强的投资者
下列关于对经营所得的说法中,正确的有( )。A.个人对企事业单位承包、承租经营后
最新回复
(
0
)