词汇与结构
This relationship between temperature, altitude, and air density can be expressed as a _______ altitude, or the altitude in the International Standard Atmosphere at which the air density would be equal to the actual air density.
This relationship between temperature, altitude, and air density can be expressed as a _______ altitude, or the altitude in the International Standard Atmosphere at which the air density would be equal to the actual air density.
举一反三
- What are the two most important elements of climate? A: altitude and wind B: sunshine and moonlight C: humidity and cloudiness D: temperature and rainfall E: air pressure and storms
- How does noctilucent cloud come into being?What does this special cloud do at a high altitude of the air?
- The takeoff speed required varies with air density, aircraft gross weight, and aircraft ______ (flap and/or slat position, as applicable).
- 词汇与结构Hot trim air from the bleed air system is added to the pack conditioned air to _____the temperature in each zone. A: increase B: obtain C: evaluate D: control
- The small air sacs in the lungs through which gases are exchanged between the atmosphere and the blood are the __.