Supersonic civilian aircraft can return to the skies by 2016, unless plans for a new 12-seat business jets Quiet Supersonic Transport will come out.

 
  • 超音速民用飞机能够回到2016年的天空,除非一个新的12个座位的商用飞机安静超音速运输计划将出来。
今日热词
目录 附录 查词历史