首页
登录
职称英语
The biggest safety threat facing airlines today may not be a terrorist with
The biggest safety threat facing airlines today may not be a terrorist with
游客
2023-08-26
58
管理
问题
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with a portable computer in business class. In the last 15 years, pilots have reported well over 100 【B1】______that could have been caused by electromagnetic interference. The source of this interference remains【B2】______, but increasingly, experts are pointing the blame at portable electronic【B3】______such as portable computers, radio and cassette players and mobile telephones. RTCA, an organization which advises the aviation industry, has recommended that all airlines ban such devices from being used during "【B4】______" stages of flight, particularly take-off and landing. Some experts have gone further, calling for a total ban during all flights. Currently, rules on using these devices are left up to【B5】______airlines. And although some airlines prohibit passengers from using such equipment during take-off and landing, most【B6】______enforce a total ban, given that many passengers want to work during flights.
The difficulty is predicting how electromagnetic fields might affect an aircraft’s computers. Experts know that【B7】______devices emit radiation which affects those wavelengths which aircraft use for navigation and communication. But because they haven’t been able to reproduce these effects in a laboratory, they【B8】______knowing whether the interference might be dangerous or not.
The fact that aircraft may【B9】______interference raises the risk that terrorists may use radio systems in order to damage【B10】______equipment. As worrying, though, is the passenger who can’t hear the instructions to turn off his radio because the music’s too loud. [br] 【B10】
选项
答案
navigation
解析
空后 equipment表明,本空应填一形容词或名词。本文主要讲的是电子设备对飞机的干扰,因此恐怖分子使用无线电系统的目的应该是破坏飞机的导航设备,navigation eqhipment意为“导航设备”。
转载请注明原文地址:http://tihaiku.com/zcyy/2958260.html
相关试题推荐
[originaltext]Suddencoldcanbethebiggestthreatforplants,especially
[originaltext]Suddencoldcanbethebiggestthreatforplants,especially
Publicspeakingfillsmostpeoplewithdread.Humiliationisthebiggestfea
Publicspeakingfillsmostpeoplewithdread.Humiliationisthebiggestfea
Publicspeakingfillsmostpeoplewithdread.Humiliationisthebiggestfea
Publicspeakingfillsmostpeoplewithdread.Humiliationisthebiggestfea
CampusSafety1.校园安全十分重要2.因此,学校应当…3.我们自己应当…Campus
Asurgeingun-safetyclassesisoccurringasstatesrelaxlawsregardingca
Asurgeingun-safetyclassesisoccurringasstatesrelaxlawsregardingca
Asurgeingun-safetyclassesisoccurringasstatesrelaxlawsregardingca
随机试题
Antarctica’svast,frozen,barrenlandscapehasbeckonedscholarsand【C1】___
WhenLouiseBrownwasbornon25July1978,shekickedoffanera.Thefirst
Yourusualteacherhaslosthisvoiceand_____Iamtakinghisplacetoday.A、more
关于股权投资基金管理人和投资者之间的沟通,以下表述错误的是()。A.基金募
战国时期,诸侯间的兼并战争愈演愈烈,产生了多种外交、军事策略。下列人物中,主张“
申请甲级资质的,由()初审。A.国务院城市规划主管部门 B.省、自治区、
关于商标权的内容,下列说法错误的是()。A.注册商标的有效期为10年 B
(2015年真题)根据支付结算法律制度的规定,下列银行卡中,发卡银行对其账户内存
项目监理机构应在监理实施细则中明确(),并明确巡视检查记录表。A.计划 B.制
(2016年真题)在自动控制系统中,控制输入信号与主反馈信号之差,称为()。A.
最新回复
(
0
)