P: Wuhan Approach, D303, maintaining 5100 meters. Estimating LKO at 11, information F received. C. D303 Wuhan Approach, the latest information is G, please check. Report passing LKO. P: Wuhan Approach, D303, I will check it now and report passing LKO. Q: What should the pilot do after ATC issues the instructions? 飞行员：武汉进近，D303，保持高度5100米，预计到达LKO11分，通播F。 管制员：D303，武汉进近，最新通播是G，请确认，过LKO点报。 飞行员：武汉进近，D303，我即刻确认，过LKO点报。 问：管制员发布指令后，飞行员应该做什么？

P: Mayday, Mayday, Mayday. Wuhan Approach, ACA503, fire detected in rear cabin, dense smoke has spread all over, request emergency assistance, we're maintaining 3,900m on heading 040 degrees, request return to land. C: ACA503 roger Mayday, turn left heading 210. I will vector you to final of runway 04. Q: Where is the fire? 飞行员：Mayday，Mayday，Mayday，武汉进近，加航503，客舱后部起火，客舱布满浓烟， 请求紧急救援，我们现在保持在高度3900米，航向040，请求返场着陆。 管制员：加航503，收到Mayday，左转航向210，我将引导你到跑道04的五边。 问：哪里起火了？

P: Ground, BAW141, we have to taxi back to the terminal because our EGT is too high, close to the limit. C: BAW141, can you manage to taxi under your own power? P: I'd better shut down the engine and wait for a tug. C: BAW141, wait there and I will contact a tug driver. A tug will reach you soon. Q: What is the problem? 飞行员：地面，英航141，我们需要滑回航站楼，因为我们发动机的排气温度过高，快接近极限 温度了。 管制员：英航141，你可以自行滑回吗？ 飞行员：我最好关闭发动机，然后等拖车来。 管制员：英航141，原地等待，我将联系拖车司机，拖车马上就到。 问：飞机出了什么问题？

P: United 342 encountering severe icing at altitude 5400m. What altitude do you recommend? C: United 342 we have several pilot reports which said that 4200m is clear of ice. P: We request to descend 4200m, United 342. Q: Where did the controller get the information for no ice level? 飞行员：美联航342，遇到强积冰，高度5400米。建议飞多高？ 管制员：美联航342，收到多个飞行员报告称在4200米没有积冰。 飞行员：请求下降到4200米，美联航342。 问：管制员从哪里得到的没有积冰的信息？

A: Captain, do you think that maintenance check is one of the most important pre - flight activities? B: Oh, yes, it is, it ensures that the airplane condition is acceptable for flight, A: Em, I agree with you, and the aircraft maintenance engineers should be licensed by aviation authorities to check airframe, engines and system. Q: What should maintenance engineers do from this conversation? A：机长，你认为维修检查是起飞前最重要的活动之一吗？ B：是的，它可以保证飞机处于适航状态。 A：嗯，我同意你的看法，维修机务人员应当由民航当局授予执照，来检查飞机的机身，发动机 和系统。 问：在这段谈话中，维修机务人员应该做什么？