三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 張??(zhang)寧??(ning)手?(shou)持??(chi)手??(shou)電??(dian)筒??(tong)一?(yi)邊??(bian)檢??(jian)查??(zha)??，一??(yi)邊??(bian)向??(xiang)記??(ji)者?(zhe)介??(jie)紹??(shao)??，更??(geng)換??(huan)發(fā)??(fa)動??(dong)機??(ji)分??(fen)兩??(liang)種?(zhong)情??(qing)況??(kuang)??，一??(yi)種??(zhong)是??(shi)發(fā)??(fa)動??(dong)機??(ji)使??(shi)用?(yong)一??(yi)段??(duan)時??(shi)間??(jian)定?(ding)期??(qi)返??(fan)廠??(chang)修??(xiu)理??(li)??，還??(hai)有??(you)一??(yi)種??(zhong)就??(jiu)是??(shi)發(fā)??(fa)生??(sheng)故??(gu)障??(zhang)??，發(fā)??(fa)動??(dong)機??(ji)不??(bu)能??(neng)再?(zai)運??(yun)行??(xing)??，就??(jiu)需??(xu)拆??(chai)卸??(xie)直??(zhi)接??(jie)更??(geng)換??(huan)??。??一??(yi)般??(ban)情??(qing)況??(kuang)下?(xia)發(fā)??(fa)動??(dong)機??(ji)七??(qi)至??(zhi)八??(ba)年?(nian)更祝(geng)換??(huan)一??(yi)次??(ci)??，拆祝(chai)下??(xia)的??(de)發(fā)??(fa)動??(dong)機??(ji)會??(hui)送??(song)往??(wang)發(fā)??(fa)動??(dong)機??(ji)廠??(chang)家??(jia)進?(jin)行??(xing)全??(quan)面??(mian)檢??(jian)修??(xiu)???！ “l(fā)?(fa)動??(dong)機?(ji)是??(shi)飛??(fei)機??(ji)機??(ji)體??(ti)最??(zui)為??(wei)重??(zhong)要??(yao)的??(de)部??(bu)件??(jian)之??(zhi)一?(yi)??，更?(geng)換??(huan)發(fā)??(fa)動??(dong)機??(ji)需??(xu)要??(yao)涉??(she)及??(ji)多??(duo)個??(ge)飛?(fei)機??(ji)系??(xi)統(tǒng)??(tong)的??(de)工??(gong)作??(zuo)??，大?(da)量??(liang)部??(bu)件??(jian)的??(de)拆?(chai)換?(huan)??，技??(ji)術(shù)?(shu)難??(nan)度??(du)非??(fei)常??(chang)高??(gao)??。?
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