airship

The best airships were the giant Graf Zeppelin and the luxurious Hindenburg of the 1930s.

最好是20世纪30年代特大齐柏林号和豪兴登堡号。

2 Class B: AIRSHIP or DIRIGIBLE -An aerostat, equipped with means of propulsion and steering.

或艇—浮升器之，备有推进方法和操纵舵。

Retroengine's firing time must the accuracy control, the firing time differ 1 second, will cause the airship point of descent position difference kilometer.

制动发动机点火时间必须精确控制，点火时间相差1秒钟，就会使落点位置相差数公里。

The airship establishes the returns posture immediately, the returns cabin and the advancement cabin separates, the retrofire, starts from the outer space to the earth's surface returns.

随即建立返回姿态，返回舱与推进舱分离，制动发动机点火，开始从太空向地球表面返回。