指飞机能够飞行的最大高度【空】ceiling

• 飞机升限

  aircraft ceiling

• 绝对升限

  absolute ceiling

• 按照这一方案，未来的这架飞机升限12000米。

  According to this scheme, in the future this aircraft will have a ceiling of 12,000m.

• 这种先进的小型活塞式飞机，实用升限大于5，000米。

  This advanced small piston aircraft has a practical ceiling of over 5,000m.