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
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your t
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your t
admin
2018-02-08
60
问题
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your tray table broken, the in-flight entertainment system not working and your seat【T1】______worn—all of which can make you think, how old is this plane anyway?
The reality for many U.S. air travelers is that most of their journeys take place on planes that have been in service for a【T2】______ or more.
The average age of the fleet of the seven large U.S. passenger airlines is about 14 years old, according to The Airline Monitor. It found American and Delta/Northwest had the oldest fleets, at about 16 years on average. As of the end of 2008, a small percentage of the【T3】______ Delta/Northwest’s planes dated back to the late 1960s. U.S. fleets are among the oldest in the world, said Richard Aboulafia, an【T4】______ analyst.
"I’m not really sure that people should read that much into that," Aboulafia said. "From a safety【T5】______, a lot of the older planes were built tougher and with proper【T6】______, there’s no reason why a plane can’t stay safe for 25 to 30 years."
It’s also important to remember that a plane may be 20 years old, but its engines and other major systems could have been recently【T7】______or upgraded, said Aboulafia. There’s less pressure on the airlines to【T8】______ the【T9】______, unless it’s a safety【T10】______ or a redesign that will save money.
【T6】
选项
答案
maintenance
解析
转载请注明原文地址:https://kaotiyun.com/show/I5DK777K
0
专业英语四级
相关试题推荐
Fewpeopleexpectluxurywhileflying,butthesedays,eventhebasicsseemtobeinbadshape.It’snotuncommontofindyourt
Fewpeopleexpectluxurywhileflying,butthesedays,eventhebasicsseemtobeinbadshape.It’snotuncommontofindyourt
Whydosomepeopleabusedrugs?
Whichofthefollowinggroupsofpeoplecanjointhelibrary?
Consideringhowmuchhangoverscostcountriesandcompanies,nottomentionthepainpeoplesuffer,youwouldthinksomeonewoul
I’llnotifyyouassoonasIhaveanyfurtherinformation.Theunderlinedpartmeans______.
HowtoBuildYourVocabularyEffectivelyVocabularyisthefoundationoflearningalanguage.Withoutit,noneoftheskill
HowtoBuildYourVocabularyEffectivelyVocabularyisthefoundationoflearningalanguage.Withoutit,noneoftheskill
Universities’GradingSystemsMostAmericancollegesanduniversitiesusethegradingsystemofA,B,C,DandF./AnAis
随机试题
可导致产后血晕的证候有
A、双抗体夹心法B、双抗原夹心法C、竞争法D、间接法E、捕获法测定乙型肝炎核心抗体的常用方法是
以下哪种菌属在加速龋病的发展中可能起主要作用
特异性细胞免疫的效应细胞是
石决明中杂色鲍的性状特征是
如图6—2所示,已知活塞直径d=100mm,长l=100mm气缸直径D=100.4mm,其间充满黏滞系数为0.1Pa.s的油,活塞以2m/s的速度运动时,需要的拉力F为()N。
假如一个教师非常关心如“学生喜欢我吗?”这样的问题,并把大量时间用于与学生搞好个人关系上,那么他处于教师成长的()。
对时间流逝的不安全感为何愈加强烈?恐怕与不少人对待成功的态度有关。无可否认,在竞争激烈的商业社会中,人们容易被一种“速成功”的理念所_________,渴望“一夜成名”的神话,期待“__________”的胜利。填入划横线部分最恰当的一项是:
密钥管理包括密钥的产生、存储、装入、分配、保护、丢失、销毁以及保密等内容,其中最关键和最困难的问题是
请使用VC6或使用【答题】菜单打开考生文件夹proj2下的工程proj2。该工程中包含一个程序文件main.cpp,其中有“书”类Book及其派生出的“教材”类TeachingMaterial的定义,还有主函数main的定义。请在程序中“//*******
最新回复
(
0
)