液压系统1和2液压油使用位于后设备舱的单个空气/液压热交换器冷却。 以下适用于所描述的系统的是：Hydraulic systems 1and 2 hydraulic fluids are cooled using a single air/hydraulic fluid heat exchanger which is located in the aft equipment bay. The following applies to the described system.

（案例分析） 某日，重庆飞大连，在进近过程中，出现缝翼襟翼失效，经判断都未放出（0襟翼缝翼着陆），这时候我们应该如何决断？(case analysis) One day, an aircraft performing flight from Chongqing to Dalian, during approach, slats and flaps were inoperative and failed to deploye according to judgement (landing with 0 flap and slat), what knid of decision shall we make under this condition?

（案例分析）2004年11月21日早上7时45分，内蒙古包头二里半机场（现已经改名包头东河机场），一架隶属于某航云南分公司的庞巴迪CRJ-200型支线客机，准备执飞从包头前往上海虹桥的航班。机上当时一共有3名机组成员、2名空乘、1名安全员和47名乘客。当日包头当地天气处在霜冻期，机场晴空无云，静风天气，能见度3-6公里，天气现象为霾，该机场的停场过程中天气符合结霜条件。而此客机在21号起飞前就在包头机场停场了一夜。该机于起飞后19秒坠毁，机上的53人全部遇难，无一生还，另外还造成2名群众遇难。使得这起一等飞行事故造成的遇难人数达到55人。事故调查过程中，云南公司派驻包头机场放行该次航班的地面人员反映：“2004年11月21日早晨，机务人员对飞机实施例行的外部检查时，用手触摸机翼，发现机翼上有水汽。”但飞机从早晨的例行检查至起飞这两三个小时内没有对飞机再进行过任何外部检查，更没有进行除冰作业。请分析该案例中导致事故发生的原因，作为飞行员你从中得到哪些启示？(Case analysis) On Dec.21, 2004, at 7:45 in Baotou Airport( Donghe airport), a Bombardier CRJ-200 regional jetbelonging to the Yunnan Branch of One Airline was ready to operate Flight from Baotou to Shanghai Hongqiao.There were three crew members, two flight attendants, a security officer and 47 passengers on board.On that day, the local weather in Baotou was in the frost period. The airport was clear and cloudless with calm wind and visibility of 3-6km. The weather phenomenon was haze. the weather in the airport meets the condition for frost accumulation when aircraft parking in this airport. And the aircraft stopped overnight at Baotou Airport just before take-off on 21. The plane crashed 19 seconds after takeoff, killing all 53 people on board and two others, bringing the death toll from the first class air crash to 55.During the investigation of the accident, the ground staff assigned by Yunnan Branch who released the flight at Baotou Airport reported: On the morning of November 21, 2004, when the aircraft was carrying out routine external inspection, the flight crew touched the wing with their hands and found water vapor on the wing."But there were no additional external inspections or deicing operations in the two to three hours from the morning routine inspection to takeoff. Please analyze the causes of the accident in this case. What lessons did you learn as a pilot?

(案例分析)重庆机场进出港高峰时，飞机全重起飞，2分钟后出现单发。单发时，机组如何防止出现RA警告？ (Case analysisy) During the departure and arrival peak time of Chongqing airport, the aircraft took off at full weight, and one engine failed two minutes later. How can the crew prevent RA warning when single engine occurs?

（案例分析）2020年5月16日，某航A320执行航班，预计18号跑道起飞。16:17进跑道，触发前视风切变警戒“MONITOR RADAR DISPLAY”，机组原地等待，待风切变警戒消失后，机组向塔台证实风速风向，使用TOGA推力起飞。16:19起飞滑跑空速约85节时，触发“WINDSHEAR AHEAD”警告，机组继续滑跑起飞。离地后63英尺、827英尺时，两次触发风切变警戒“MONITOR RADAR DISPLAY”。后续于18:19在南昌机场落地。请分析此案例中机组处置是否有问题？如果有，你觉得存在哪些问题？( case analysis) On May 16, 2020, an A320 aircraft performs flight, estimated RWY 18 for takeoff. when aircraft entered RWY at 16:17, triggering MONITOR RADAR DISPLAY” and crew holding on site, after windshear alerting dispeared, crew confirmed wind speed and wind direction from Tower and applying TOGA for takeoff. at 16:19, takeoff roll speed reached 85 knots, triggering “WINDSHEAR AHEAD” warning, and crew continued to take off roll. “MONITOR RADAR DISPLAY” wind shear alerting was traggered twice at AGL 63 feet, and AGL 827 feet, later aircraft landed at Nanchang airport at 18:19. Do you think the crew disposal is wrong? If yes, what are the problems?

（案例分析） 某日一航班（CRJ900）从重庆飞呼和浩特，起飞后出现后货舱烟雾警告信息，机组执行检查单后，后货舱烟雾持续存在，而当前着陆重量为36吨，请问，机组是马上着陆还是等待耗油?如果马上落地，如何去做，应注意些什么?如果需要耗油，注意些什么？(Case Analysis) One day a flight (CR900) flying from Chongqing to Hohhot, after take-off, a smoke warning message appeared in the AFT cargo compartment. After the crew executed the checklist, the smoke in the AFT cargo compartment persisted, and the current landing weight was 36 tons. Questions: should the crew land immediately or hold for fuel consumption? If land immediately, how should you do, what should you pay attention to? If fuel consumption was required, what should you pay attention to?

(案例分析) 飞机在7200米的巡航高度，双人制飞行，机长负责操纵飞机，忽然机长侧出现火情，机长直接解开安全带使用驾驶舱的灭火瓶进行灭火。请问，这种处理方式对吗，如果不对请简述驾驶舱处置方法？
(Case analysis) An aircraft is cruising at 7200m, two pilots in the cockpit, and captain is the PF. Suddenly fire comes out near to the side of captain, the captain releases the seat belt and use the extinguisher in the cockpit to extinguish fire. is the handling method correct? please brief the correct handling methods?

（案例分析）某天某机组重庆机场落地02R，落地后左转脱离，在滑行道C上滑行时机组执行着陆后动作着陆后检查单，请问是否正确并简述其原因？(case analysis)The flight Crew landed at 02R Chongqing airport one day, after landing, left turn and vacating, the crew completed after landing actions and after landing checklist, was this right and why?

（案例分析）某航CRJ900在进近过程中，高度30英尺，突然跑道上闯入另外一架飞机，机组决定复飞，副驾驶操纵飞机，机长立即收到襟翼8度，造成飞机突然下沉接地，副驾驶此刻加油门至复飞推力，开始增加姿态复飞，造成机尾擦地。请分析以上机组执行任务复飞动作是否正确以及可能造成擦机尾的原因。(Case analysis) During the approach of one Airline＇s CRJ900 , at 30ft，there＇s suddenly another aircraft incursion the runway, the crew decided to go-around, the copilot took control of the aircraft, and the captain immediately retracted flaps to 8, causing the aircraft suddenly sinking to touch the ground. The copilot advanced the thrust to T0/GA at this moment and started to increase the go-around attitude, causing the tail strike.
Please analyze whether the flight crews perform the go-around maneuver correctly and the reasons that might cause the tail strike.

（案例分析）2017年9月3日，某机组驾驶飞机执行扎兰屯-海拉尔航班，在海拉尔最后进近阶段副驾驶接到管制指令的同时，机长下达指令“打铃，放轮，襟翼30”，副驾驶接到机长指令“打铃，放轮，襟翼30”后，由于疏忽，在场高1748ft选择45°襟翼，但未放下起落架手柄，机组发现起落架未放下后复飞。二次进近正常落地。请问机组可能存在哪些问题？(Case Analysis) On September 3, 2017, a certain crew flew the aircraft to carry out the Zhalantun-Hailar flight. At the same time as the copilot received the control instruction during the final approach phase of Hailar, the captain gave the instruction "Ring, gear down, and flaps 30”, after receiving the command from the captain “Ring, gear down, and flaps 30”, the copilot, due to negligence, selected the flaps 45° at 1748ft AGL, but the landing gear lever was not selected down. The flight crew found the abnormal situation of landing gear and excuted a missed approach. The second approach was made and ended with a normal landing. What possible problems may exist shown by the flight crew?

（案例分析）某日冻雨天气，机组开好车后设置襟翼8滑出到起飞位。是否正确？应该怎么操作？(Case analysis) On a day of freezing rain, the crew sets flaps 8 after engine start, then taxi to the takeoff position . Is that correct?What should they do?