All the materials used to seal the tanks are fully resistant to all the fuels and the fuel additives.

A. 确保应答机正确发送信号。

B. 确保发射机正确发送信号。

C. 确保转换器正确接收信号。

A. It is very difficult to determine the effects of corrosion but, as the reports from the CAP inspections are received, the inspection times will be adjusted for any severe problems.

B. It is not easy to decide the affection of corrosion, when the reports from the CAP inspections are received, the inspection duration will be changed for any serious problems.

C. It is very hard to make the decision of the corrosion effects but, if the reports from the CAP inspections are obtained, the inspection times will be arranged in accordance with the severest problem.

A. The elevator is used for yaw control.

B. The rudder is used for yaw control.

C. The rudder is used for pitch control.

A. You can use the module to disassemble the disassembly fixture.

B. The module that you can use to disassemble is the disassembly fixture.

C. You can use the disassembly fixture to disassemble the module.

A. These tests should only use the equipment or facilities installed on the aircraft. These tests should be able to perform by the flight crews.

B. These tests should not use the special equipment or facilities that are not installed on the aircraft. These tests should be similar to the tests performed by the flight crews.

C. These tests should require the equipment or facilities installed on the aircraft rather than the special ones and should be replaceable by the tests accomplished by the flight crews.

A. 如果燃油或润滑油喷洒，请及时清洁此区域。否则潮湿的地面会造成摔伤。

B. 如有燃油或润滑油溢出，应立即清洁此区域。潮湿的地面很危险，会致你摔倒。

C. 如果燃油或油脂有遗撒，应立即清洁此区域。否则污染的地面会致你摔倒。

A. 如果轮胎温度升高超过177度，核心机的易熔喷嘴爆破，会爆胎。

B. 如果轮胎温度升高到177度以上，熔断器中心熔化，机轮破损。

C. 如果机轮温度升高到177度以上，易熔塞中心熔化，轮胎会漏气。

A. 飞机维修手册中的程序要满足持续适航的要求。

B. 包含飞机持续适航程序的主要文件是飞机维修手册。

C. 飞机的主要适航文件包含在维护手册中。

A. 警告和告诫应置于其适用的文本前，但注释则可以根据需强调的内容置于相应文本前或文本后。

B. 警告和告诫应置于其适用的文本后，但注释则可以根据显示的材料内容置于文本前或文本后。

C. 警告和告诫应置于其适用的文本上方，但注释则可以根据需要强调的文本内容置于其上方或下方。

A. When the section or subsystem element number is followed with zeros in the subject element number (28-20-00) , the information is applicable to subsystems within the system.

B. This information applies to subsystems of the system when the topic number (28-20-00) following the section or subsystem part number is zero.

C. This information is suitable to subsystems in the system when the topic unit number (28-20-00) is followed by the section or subsystem unit number with zeros.