请用微信扫描当前图片获取下载验证码
×
Inventors have been trying to make flying cars since the 1930s，according to Robert Mann，an airline industry expert.But Mann thinks Terrafugia has come closer than anyone to making the flying car a reality.The government has already permitted the company to use special materials to make it easier for the vehicle to fly.The Transition is now going through crash tests to make sure it meets federal safety standards.
-
相关课件下载
- 12018-2019学年英语新导学北师大版必修三课件：Unit 7 核心素养提升
- 22018-2019学年英语新导学北师大版必修三课件：Unit 8 核心素养提升
- 32018-2019学年英语新导学译林版必修三课件：Unit 1 核心素养提升
- 42018-2019学年英语新导学译林版必修三课件：Unit 2 核心素养提升
- 52018-2019学年英语新导学译林版必修三课件：Unit 3 核心素养提升
- 62018-2019学年英语新导学北师大版必修三课件：Unit 9 Period One
- 72018-2019学年英语新导学北师大版必修三课件：Unit 9 Period Six
- 82018-2019学年英语新导学北师大版必修三课件：Unit 9 Period Five
- 92018-2019学年英语新导学北师大版必修三课件：Unit 9 Period Four