超音速旅客機、米(米航空宇宙局（NASA）、米ボーイング）と研究
東京ーロス、5時間で
宇宙(航空研究開発）機構・石播など2020年就航目指す
騒音を大幅抑制
Japanese organizations such as Japan Aerospace Exploration Agency and Ishikawajima-Harima Heavy Industries will start to research and develop a new super-sonic passenger airplane with U.S. counterparts like NASA(National Aeronautics and Space Administration) and The Boeing Company.The new airplane is aimed at providing commercial service in 2020 and also flying from Tokyo to Los Angels in 5 hours.Concerning the prevention of pollution, people concerned say they wil curb(reduce)its noise greatly.
東京ーロス、5時間で
宇宙(航空研究開発）機構・石播など2020年就航目指す
騒音を大幅抑制
Japanese organizations such as Japan Aerospace Exploration Agency and Ishikawajima-Harima Heavy Industries will start to research and develop a new super-sonic passenger airplane with U.S. counterparts like NASA(National Aeronautics and Space Administration) and The Boeing Company.The new airplane is aimed at providing commercial service in 2020 and also flying from Tokyo to Los Angels in 5 hours.Concerning the prevention of pollution, people concerned say they wil curb(reduce)its noise greatly.