下面关于气团的叙述哪一个正确

A. 航空器还在被雷达引导，但需要发送位置报告

B. 航空器需要借助自身的导航设备来保持给定的航路

C. 雷达服务完成

A. 冰晶水滴和过冷水滴

B. 冰晶水滴但没有过冷水滴

C. 只有冰晶

A. 正确

B. 不正确

A. 应特别注意飞机部件，排气口，面板，飞机蒙皮和地面临 近区域有无液体泄漏痕迹 Pay particular attention to any evidence of fluid leaks from components, drains, panels, aircraft skin and ground vicinity；

B. 确保飞行操作面无障碍物且无冰，雪或霜 Flight control surfaces are unobstructed and free of ice, snow or frost

C. 检查雷达罩区，机身，机翼，发动机短舱，吊架和尾翼上的蒙皮状况（明显损坏）；Condition of skin (visible damage) on radome section, fuselage, wings, nacelles, pylons, and empennage；

D. 轮胎状况良好且压力正常；Tire condition and pressure are normal；

A. 数据集中组件 data concentrator units

B. 维修诊断计算机 maintenance diagnostic computer

C. 驾驶舱语音记录器 cockpit voice recorder

D. 飞行管理系统 flight management system

A. 带有滑油箱的附件齿轮箱Accessory gearbox with an integral oil reservoir

B. 环形反流式燃烧室Annular reverse flow combustor

C. 排气管和引射器Exhaust duct and an eductor

D. 以上全部All of above

A. 安装在机身右侧的堵塞型舱门。A plug type door installed on the right side of the fuselage

B. 安装在机身左侧的堵塞型舱门。A plug type door installed on the left side of the fuselage

C. 安装在机身右侧地液压操作舱门。A hydraulically operated door installed on the right side of the fuselage

D. 安装在机身左侧的液压操作舱门。A hydraulically operated door installed on the left side of the fuselage

A. 35kts

B. 根据快速脱离道的转弯半径和道面状况而定

C. 50kts