Hydraulic failures usually cause immediate danger to flight safety, therefore constitute emergency situations.
举一反三
- 将下列英语段落翻译成汉语： The captain (Pilot in Command) of an aircraft is directly responsible for the operation of the aircraft and has final authority. The captain must be responsible for the safety of all the crew members, the safety of passengers, and the safety of their cargos. In emergency situations, the captain must take the emergency actions to meet the emergency. In the emergency, the captain may deviate from any rules to ensure the safety of the aircraft and persons on board.
- Hydraulic fluid contamination may result in hydraulic failure and thus poses a threat to flight safety.
- 词汇与结构 The flight controls are powered by redundant hydraulic sources: system A and system B. _________ hydraulic system can operate all primary flight controls.
- Airline passengers are specially told NOT to . A: ask questions about safety during the flight B: jump in any circumstances C: carry personal belongings in an emergency D: locate the nearest exit
- Hydraulic machinery failures are commonly caused by contamination of the hydraulic fluid and （）. A: fluid friction B: fluid turbulence C: component misalignment D: pressure surge