形成雾的必要条件之一是

担任飞行机组必需成员的驾驶员，对于机长，在前_________个日历月之内，必须完成熟练检查。

A. 6

B. 12

低能见运行时对减推力的限制？

A. 按最大顺风来确定减推力的值

B. 按最大起飞重量来确定减推力的值

C. TO/GA 起飞

所需目视参考(required visual reference): 飞行员应该看到 目视助航设施的一部分或进近区的一部分，并有充分时间让飞行员评 估航空器相对于预定飞行航径的位置和位置变化率。在盘旋进近中， 所需的目视参考是跑道周围的物体。Required visual reference: The pilot should see part of the visual navigation aids or part of the approach area, and have sufficient time for the pilot to evaluate the position and position change rate of the aircraft relative to the predetermined flight path. In circling approach, the required visual references are the objects around the runway.

RNP-APCH LNAV&VNAV进近，调定复飞高度的时机为？ What is the timing of setting missed approach altitude for RNP-APCH LNAV&VNAV approach?

状态信息的内容很有可能在一页中显示不下，通过 EICAS 控制面板上的_____按钮，飞行员可以向前或向后翻页，来观看完整的状态信息。It is possible to have more than one page of status messages. The _____button on the ECP allows the pilot to page forward and backward to view the entire list of status messages.

A. STEP.

B. CAS.

C. UP和DOWN.UP and DOWN

D. STAT.

标准Ⅱ类进近的最低标准是：

A. 决断高为距地面50英尺，跑道视程不低于350米

B. 决断高为距地面100英尺，跑道视程不低于550米

C. 决断高为距地面100英尺，跑道视程不低于350米

简图页上的飞机信息可通过下列哪个进行选择：Aircraft information on synoptic pages are selected through the:

A. MFD 菜单; MFD menu

B. MDC 开关; MDC switch

C. 源选择面板; Source select panel

D. EICAS 控制面板 EICAS control panel

对在商业运行中担任机长和副驾驶员的熟练期限为：

A. 前24 个日历月

B. 前12 个日历月

C. 前6 个日历月

跟刹车和防滞系统有关的操纵是：The controls associated with the brakes and anti-skid system are:

A. 只有脚蹬和起落架控制面板toe brakes and LDG GEAR control panel only

B. 只有停留刹车手柄和脚蹬Parking brake handle and toe brakes only

C. 脚蹬，停留刹车手柄和起落架控制面板Toe brakes, parking brake handle and LDG GEAR control panel

D. 电源勤务面板，脚蹬，停留刹车手柄ELECREICAL SERVICES panel, toe brakes, parking brake handle

机组氧气面罩存储箱上的黄色闪光灯表明：
yellow flow blinker on the crew mask storage container indicates that:

A. 氧气系统出现故障 oxygen system has malfunctioned

B. 氧气流向面罩 oxygen is flowing to the mask

C. 氧气关断活门被关闭 oxygen shutoff valve is closed

D. 氧气测试/重置杆被重置oxygen test/reset lever is reset