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
36
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
Theyoungpeoplewhotalkofthevillageasbeing"dead"aretalkingnothing
Theteachertreatsthestudent______(就像自己的亲生孩子一样).asifhewerehis/herownch
Forthispart,youareallowed30minutestowriteacompositiononthetopicSh
某市化妆品生产企业,为增值税一般纳税人,本年度有关生产、经营情况如下:(1)销售
下列各项中,属于股份有限公司股东大会职权的是:A:聘任公司经理 B:决定公司的
分行按学校和经办银行汇总辖内上报信息后,应于()个工作日内上报总行。A.5 B
A.辛温解表 B.表里双解 C.清热利咽 D.疏风解表 E.辛凉解表风寒
慢性阻塞性肺疾病阳虚水泛证治疗宜首选A.补肺汤加减 B.小青龙汤加减 C.补
厂商为药品流通所起的专用名称,有专利性,既称为商品名也称为A:专用名 B:专利
A. B. C. D.
最新回复
(
0
)