1216.There is a risk of fire.

A. Finish each chapter on a right-hand page.

B. Start each section on a right-hand page.

C. Start each section on a left-hand page.

A. Warnings,cautions and notes may be used to highlight or repeat important points.

B. Warnings,cautions and notes may be used to highlight or emphasis important points.

C. Warnings,cautions and notes may be used to highlight or emphasize important points.

A. 那些组件和部件存储、调节并向旅客和机组输送氧气,包括气瓶、释压活门、关断活门、出口、调节器、面罩等。

B. 气瓶,释压活门,关断活门,出口,调节器,面罩等组件和部件储存氧气,并将调节后的氧气提供给乘客和机组。

C. 那些旅客和机组氧气系统的相关组件和部件存储、调节、输送氧气,包括气瓶、释压活门、关断活门、出口、调节器、面罩等。

D. C.那些旅客和机组氧气系统的相关组件和部件存储、调节、输送氧气,包括气瓶、释压活门、关断活门、出口、调节器、面罩等。

A. For purposes of this specification,"aircraft" means the relevant optional parts of the airframe and parts specified in the type certificate or supplied by the aircraft manufacturer

B. For the intention of this specification," airplane" is know as the airframe selective components set forth in the Type Certificate or provided by the airplane producer.

C. For purposes of this specification,"aircraft" means the airframe and parts specified in the Type Certificate or the related optional parts supplied by the aircraft manufacturer.

A. Fill the outer tank before you fill the inner tank.

B. Fill the inner tank before you fill the outer tank.

C. Fill the inboard tank before you drain the overboard tank.

A. 确保着陆时切断灯的开关电源连接。

B. 确保着陆灯断开电门的电连接是安全的。

C. 确保着陆灯安全切断了开关电源连接。

A. That portion of the system is used to indicate the quantity,temperature and pressure of the oil.

B. That portion of the system is used to indicate the quality,temperature and pressure of the oil.

C. That portion of the system is used to indicate the quantity,temperature and pressure of the fuel.

A. Maximum Limiting speed Unsticks is the speed restrain which will not be intentionally surpassed in typical flight operations.V is communicated in knots and M in Mach Number.

B. Maximum Restriction Speed is the fastest a plane can fly without breaking the rules in normal flight.The speed is measured in knots and Mach Number.

C. Maximum Operating Limit Speed is the speed limit that may not be deliberately exceeded in normal flight operations.V is expressed in knots and M in Mach Number.

A. Make sure to dim the panel lights during day and night operation.

B. During night operation,make sure that the panel lights are moderately bright.

C. Ensure that the panel lights are set to a dim setting during night operations.

A. 将适配器及其支撑设备固定在位。

B. 将适配器靠在支柱上。

C. 将适配器与支柱接合在同一位置。