FILTON,justoutsideBristol,iswhereBritain’sfleetofConcor...
问题详情：FILTON,justoutsideBristol,iswhereBritain’sfleetofConcordesupersonic（超音速的）airlinerswasbuilt.There,somethingremarkableisbeingcreated.Littlebylittleamachineis“printing”acomplextitaniumbracke...