首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with a portable computer in busin
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with a portable computer in busin
admin
2013-03-09
27
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 【B2】______. The source of this interference remains 【B3】______, but increasingly, experts are pointing the blame at portable electronic 【B4】______such as portable computers, radio and cassette players and mobile telephones. RTCA, an organization which advises the aviation industry, has 【B5】______that all airlines ban such devices from being used during "【B6】______" 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 【B7】______airlines. And although some airlines 【B8】______ passengers from using such equipment during take-off and landing, 【B9】______
The difficulty is predicting how electromagnetic fields might affect an aircraft’s computers. Experts know that portable devices emit radiation which affects those wavelengths which aircraft use for navigation and communication. But because 【B10】______
The fact that aircraft may be vulnerable to interference raises the risk that terrorists may use radio systems in order to damage navigation equipment. As worrying, though, 【B11】______
【B6】
选项
答案
critical
解析
空后的stages表明,本空应填一形容词。
转载请注明原文地址:https://kaotiyun.com/show/h0I7777K
0
大学英语六级
相关试题推荐
Personalcomputers______(对于一般人来说不再是遥不可及的);theyarereadily-availablethesedays.
Hewroteabookaboutcomputerin_______withoneofhiscolleagues.
Inthisdecadeoflimitededucational______,thepurchaseofcomputerequipmenthasproceededsorapidly.
Youverylikelygiveotherpassengersaquickglancetosizethemupandto______themthatyoumeannothreat.
Theinstallationofradarissupposedtokeeptrackofairlinesinthe__________.
Manyairlineswilloffersubstantialdiscountsinanefforttoremain______duringthetouristseason.
Thecomputersystemcanhelpfirefightersbygivingmedicalinformationabout______livinginaburningbuilding.
Asthethreatofnuclearwar______,otherthingsbegantoworryus.
随机试题
全面实行行政执法人员持证上岗和资格管理制度,未经执法资格考试合格的,能向其授予执法资格,从事执法活动。()
严重肝病时,不会出现
甲公司委托乙行纪行为公司出售一套闲置设备,甲公司定价10万元,乙行纪行以9.9万元的价格将设备卖给丙公司,乙行纪行向甲公司补足了1000元的差额。回答以下小题:如果甲公司向丙公司交付了设备后,丙公司未按约定的时间支付货款,以下说法正确的是:
健全我国国有资产监管体制的目的是()。
企业的银行存款日记账与银行对账单所记的内容是相同的,都是反映企业的银行存款的增减变动情况。()。
基金管理人自受理基金份额持有人有效赎回申请之日起,可以将赎回款项划出的时间不包括第()个工作日。[2014年11月证券真题]
初中以来,刘俊突然好像不认识自己了,“我是谁?”“我将来做什么?”这类问题常困扰她,据埃里克森的社会心理发展理论,她处于哪个发展阶段?()
theycarefulbefacttakewouldotherstandwhatdecideIameighteenyearsoldthisyea
东方公司于2004年5月被西方公司提起诉讼,西方公司声称南方公司现金流量严重不足,未能按时归还西方公司的到期借款,因此要求为此项借款作担保的东方公司归还,并支付包括超期的罚息在内的款项45万元,2004年12月31日法院尚未做出判决,东方公司根据诉讼的进展
It’snosecretthatmostofusdon’tgetenoughsleepandsufferforit.Ifyou’rebetweentheagesof16and64,【C1】______don’t
最新回复
(
0
)