A、 越强
B、 越弱
C、 融化
答案:A
A、 越强
B、 越弱
C、 融化
答案:A
A. 在前180 个日历日内
B. 在前6 个日历月内
C. 在前12 个日历月内
A. 出发时
B. 预计到达时间加减1 小时
C. 预计到达时间
A. 2
B. 3
C. 4
D. 5
A. 锋将因地形上升绝热冷却而由暖锋变成冷锋;
B. 锋将受地形阻挡移速减慢天气转好;
C. 地形抬升将补充锋的抬升并使飞行条件更加恶劣
A. 飞行高度大于31,600英尺。Flying above 31,600 feet
B. 当结冰探测系统发出ICE信息,或处于结冰条件且空速小于230KIAS。When ICE is annunciated by the ice detection system, or when in icing conditions and the airspeed is less than 230 KIAS.
C. 从日落到日出。From sunset to sunrise
D. 当SAT是M40º C 或更低。When SAT is M40º C (M40º F) or below
A. 随时at all times
B. 信标灯或频闪灯打开Beacon or strobes are selected ON
C. 信标灯或频闪灯关闭Beacon or strobes are selected OFF
D. 接近传感电子元件感应到机轮承重Weight-on-wheels as sensed by the proximity sensing electronic unit (PSEU)
A. 12;
B. 8;
C. 10