当N2达到%（ ） rpm时，起动机马达脱开。Starter motor cut-out occurs at percent N2 rpm.

发动机限制值EICAS系统上由各种符号，图形或颜色来显示最大值或最小值以及警示范围，那么滑油的警戒温度范围（黄色）是多少？The engine limit display markings on EICAS must be used to determine compliance with the maximum/minimum limits and precautionary ranges. What is the caution range of OIL TEMP °C (amber)

发动机限制值EICAS系统上由各种符号，图形或颜色来显示最大值或最小值以及警示范围，那么N1%RPM在0-99.4%显示的颜色是什么？The engine limit display markings on EICAS must be used to determine compliance with the maximum/minimum limits and precautionary ranges. The color of N1% RPM 0 to 99.4% in EICAS

飞机冷透后，当天首次飞行前，发动机必须冷转（ ）秒，并且在起动发动机之前确认风扇转动。After airplane cold soak, before the first flight of a day, the engines must be motored for( )seconds and the fan rotation must be verified before an engine start is initiated.

当N2达到%（ ） rpm时，起动机马达脱开。Starter motor cut-out occurs at percent N2 rpm.

飞机冷透指飞机在外界温度为−30°C (−22°F)或更低的温度下冷透超过（ ）小时
Airplane Cold Soak means that the airplane is cold-soaked at an ambient temperature of −30°C (−22°F) or below for more than ( )hours.

非精密进近，自动驾驶可使用的最低高度是？What is the lowest altitude the autopilot can be used on a non-precision approach?

双发精密进近，自动驾驶可使用的最低高度是？What is the lowest altitude the autopilot can be used on a precision approach with both engines?

最有利于形成平流雾的气象条件是

最恶劣的天气条件，如有破坏性的大风、强烈的冰雹、龙卷等，常与下述哪种天气系统相伴出现

自由大气中风随高度变化的主要原因是