2043.Blow through the tubes to remove the remaining fluid.

A. Describe briefly the method of operation.

B. A brief demonstration of how to do this.

C. Operation method shall be briefly presented.

A. The air pressure is almost correct.

B. The air pressure is too low.

C. The air pressure is too high.

A. 空气流经立管并向上至侧壁和头顶分配导管。

B. 空气通过立管和上方管壁流入头顶交输总管。

C. 空气通过立管和上方侧壁流入头顶分配导管。

A. The following synonyms are used interchangeably throughout this section and they are the sample of one system and device respectively.

B. The following antonyms are used interchangeably throughout this section and they present the same system and device partly.

C. The following acronyms are used interchangeably throughout this section and they represent the same system and device respectively.

A. Due to the incorrect level of pressure,the system will not work.

B. As long as the fluid level remains unstable,the system will fail.

C. Because the fluid level is incorrect,the system will not operate.

A. 保持安静以避免错过信号的声音。

B. 保持安静以避免混淆声音的信号。

C. 保持安静以避免丢失声音信号。

A. If the microswitch becomes unserviceable,proceed with the actuator activation procedure to damage the valve.

B. When the microswitch is functional,ensure the deactivation procedure of the actuator is performed to avoid any harm to the valve.

C. If the microswitch malfunctions,execute the actuator deactivation procedure to protect the valve from harm.

A. 飞行员操作手册的本节应描述飞机的方式,该方式应是制造商认为合理且能为飞行员提供有效的信息。

B. 飞行员操作手册的本节应以制造商认为对最有可能操作飞机的飞行员来说最能提供有效信息的方式来描述飞机。

C. 飞行员操作手册的本节内容应以合理的方式描述飞机,且是制造商认为最能为飞行员提供有效信息的。

D. B.飞行员操作手册的本节应以制造商认为对最有可能操作飞机的飞行员来说最能提供有效信息的方式来描述飞机。

E. C.飞行员操作手册的本节内容应以合理的方式描述飞机,且是制造商认为最能为飞行员提供有效信息的。

A. 在安装座椅之前先安装坐垫。

B. 座椅安装在坐垫的前面。

C. 在安装座垫之前先安装座椅。

A. A maximum distance of 50 feet is required between consumable materials and the work area.

B. Keep flammable materials at a minimum distance of 50 feet from the work area.

C. Explosive materials must be kept at least 50 feet away from the work area.