一般而言，气团的水平范围为

发动机引气通常是：Engine bleed air is normally:

来自APU的引气可用于机翼防冰：Air from the APU can be used for wing anti ice

飞机的气源系统被增压来自：The aircraft’s pneumatic system can be pressurized from:

选出用以在地面操作环控系统的引气源。Select the bleed air sources used to operate the environmental control system on the ground.

哪个传感器用以检测引气管路的泄漏，并使EICAS警告信息出现？Which sensing sources are required to detect a bleed air duct leak and cause an EICAS warning messages to be presented?

引气泄漏探测系统连续监控：bleed air leak detection system continuously monitors the:

气源系统提供增压空气，用于空调：the pneumatic system provides pressurized air for air-conditioning:

起飞后，起落架收上，襟翼20或更小,并且油门杆从起飞卡位收回，则引气负荷：After takeoff, with the landing gear up, flaps 20 or less and the thrust levers retarded from takeoff detent, bleed air loading:

当发动机在地面运转时，APU将被用作主引气源当引气活门电门处于自动位，如果：（）With engines running on the ground, the APU is used as the primary bleed source with the BLEED VALVES switch in AUTO, if:（）

引气总管显示在EICAS的什么位置？Where is the bleed air manifold represented on the EICAS?