Examine the tubing for worn areas.

A. 这种物质在高浓度时是有毒的。

B. 在高度浓缩后，这种材料会有毒。

C. 这种材料在高温下会易燃。

A. The Preface has been omitted in the sample CAP in Section Ill and the necessary information has been included in the Objectives.

B. The Objectives of third CAP sample is omitted and the necessary information is included in the Preface description.

C. The necessary information has been included in the sample description, so the CAP III omitted the Objectives in the Preface.

A. 涡轮发动机包括用于控制通过发动机空气流量的压缩机排气系统，用于发动机除冰的冷却空气系统，以及发动机启动系统。

B. 涡轮发动机包括压气机引气系统、空气冷却系统、热空气系统、发动机启动系统，其中压气机引气系统能控制通过发动机的空气流量，空气冷却系统和热空气系统用于发动机防冰。

C. 涡轮发动机包括控制通过发动机空气流量的压气机引气系统、空气冷却系统、用于发动机防冰的热空气系统和发动机启动系统。

A. When preparing dangerous goods, follow the operational instructions.

B. Before you use dangerous materials, obey these precautions.

C. Prior to applying any hazardous material, understand the principles of it.

A. List the part numbers in numbers.

B. Make a list of the part in digital numbers.

C. Make a list of the part numbers in numerical sequence.

A. Make sure that the bolts are tight.

B. Make sure that the screws are securely installed.

C. Make sure that the bolts are loose.

A. For line maintenance carried out at a line station of an organization which is located outside the Community territory, the certifying staff may be qualified in accordance with the national aviation regulations of the State in which the line station is ba

B. For line maintenance organization located outside the Community territory, the certified staff may be qualified in accordance with the national aviation regulations of the State in which the line station is based.

C. For maintenance organization whose line station is located outside the Community territory, the releasing staff may be audited in accordance with the aviation regulations of the its State.

A. Add 5 ml of hardener to the compound.

B. Add 5 ml of adhesive to the compound.

C. Put 5 ml of hardener to the component.

A. 本地信号由收发机处理，数据传输到空中交通管制。

B. 定位信号由收发机提供，数据传输到空中交通管制。

C. 定位信号由收发机处理，数据传输到空中交通管制。

A. During inspection, if the nuts and washers are removed, recheck them.

B. Take a good place for the nuts and washers removed during inspection.

C. If nuts and washers are removed during inspection, install the new ones.