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
2024-03-02
29
管理
问题
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with the portable computer in business class. In the last 15 years, 【B1】______ have reported well over 100 【B2】______ that could have been caused by electromagnetic interference. The source of this interference remains 【B3】______ , but increasingly, experts are pointing the 【B4】______ at portable electronic devices such as portable computers, radio and cassette players and 【B5】______ telephones.
RTCA, an organization which advises the aviation industry, has 【B6】______ that all airlines ban such devices from being used during "critical" 【B7】______ of flight, particularly take-off and landing. Some experts have gone further, calling for a 【B8】______ ban during all flights. Currently, rules on using these devices are left up to individual airlines. And 【B9】______ , given that many passengers want to work during flights.
The difficulty is predicting how electromagnetic fields might affect an aircraft’s computers. 【B10】______ . But, because they have not been able to reproduce these effects in a laboratory, they have no way of knowing whether the interference might be dangerous or not. 【B11】______ . [br] 【B10】
选项
答案
Experts know that portable devices emit radiation which affects those wavelengths which aircraft use for navigation and communication.
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3497768.html
相关试题推荐
Onecriticismagainstmanyinternationalairlinesisthattheyhave______.[br]
Onecriticismagainstmanyinternationalairlinesisthattheyhave______.[br]
Onecriticismagainstmanyinternationalairlinesisthattheyhave______.[br]
Onecriticismagainstmanyinternationalairlinesisthattheyhave______.[br]
TrustMe,IAmaRobotRobotsafety:asrobotsmov
Manyofthemostdamagingandlifethreateningtypesofweather--torrentialrain
Internationalairlineshaverediscoveredthebusinesstravelers,themanorwoma
Internationalairlineshaverediscoveredthebusinesstravelers,themanorwoma
Internationalairlineshaverediscoveredthebusinesstravelers,themanorwoma
[originaltext]Oneofthebiggestproblemsindevelopingcountriesishunger
随机试题
Iknownothingabouthisjourneyhewaslikelytobeawayforthreeweeks.A
[originaltext]W:IheardyouweretheonlyonewhohasgotanAonthemathtes
【S1】[br]【S10】M从语法看,冠词a和名词shopper之间缺少的是个形容词;从语义看,shopper表示人,因此,改形容词应能修饰人,故应选con
Fromthehealthpointofviewwearelivinginamarvelousage.Alargenumb
DNS反向查询功能的作用是(本题),资源记录MX的作用是(),DNS资
A.麻黄B.薄荷C.广藿香D.石斛E.穿心莲粉末镜检可见气孔特异,保卫细胞呈电话
Thechangeinthatvillagewasmiraculou
肠内营养导管堵塞的原因不正确的是A.导管管质过硬 B.营养液过稠 C.营养液
下列判断正确的是()A.各类棚户区受访居民给出的评价中,占比最少的均是“不满意
(2017年真题)2016年3月3日,甲公司为支付工程款,向乙公司签发
最新回复
(
0
)