3305. Open the circuit breaker

A. 安装前用润滑脂涂抹V形卡箍

B. 安装前用润滑脂润滑V形卡箍

C. 拆卸前用润滑脂润滑V形卡箍

A. 通风系统使用压力变化将机外空气抽入。空气从客舱厨房和盥洗室区域流经机外通风孔。

B. 通风系统使用不同的压力将空气抽出飞机外。空气流经客舱厨房和盥洗室区域然后到机外通风孔。

C. 通风系统使用压差将空气抽出飞机外。空气从客舱厨房和盥洗室区域的机外通风孔流出。

A. 设备对没有列出的飞机的重量或平衡没有显著影响。

B. 对飞机重量或平衡没有显著影响的设备不需要列出。

C. 没有明显影响的设备的重量或平衡在没有列出的飞机上。

A. 确保襟翼收回或者副翼配平手轮在零位。

B. 确保襟翼伸出,并且副翼调节手轮在零位。

C. 确保襟翼收回,并且副翼配平手轮在零位。

A. When an airplane is designed to fly at lower speeds, the turboprop is usually the engine choose.

B. The turboprop engine is usually chosen to be installed on the airplane which is designed to fly at lower speed.

C. When an airplane is designed to fly at lower speeds, the piston propeller engine is usually chosen

A. REDUCE FLUID TO THE HYDRAULIC RESERVOIR AS NECESSARY.

B. FILL THE HYDRAULIC RESERVOIR WITH FLUID AS NECESSARY

C. APPLY FLUID TO the HYDRALCIC RESERVOIR AS NECESSARY.

A. speak to the local air traffic controller.

B. tell to the local air traffic controller.

C. ask the local air traffic controller.

A. When wheel is dried, clean with the compressed air.

B. When wheel is cleaned, dry with the compressed air.

C. When wheel is cleaned, dry with the impressed air.

A. Landing gear is left for ten minutes.

B. Landing gear should be kept extended for ten minutes

C. Extend landing gear after ten minutes retraction.

A. Make sure that the BLEED pushbutton switch is closed (the ON icon is off)

B. Make sure that the BLEED pushbutton switch is opened(the ON mark is off).

C. Make sure that the BLEED pushbutton switch is released (the ON legend is off).