A、 AD describes corrective action, e.g. inspection, repair or maintenance, which may be listed by AD or included in another document, e.g. manufacturer＇s Service Bulletin that acts as reference in the AD.
B、 The corrective action prescribed by the AD, such as an inspection, repair, or modification, may be detailed in the AD itself or may be contained in another document, such as manufacturer＇s Service Bulletin, which is referenced in the AD.
C、 AD details the requirements for inspection, repair or modification described in corrective action, or it may be contained in another document, such as Service Bulletin referenced in AD.
答案：A
A、 AD describes corrective action, e.g. inspection, repair or maintenance, which may be listed by AD or included in another document, e.g. manufacturer＇s Service Bulletin that acts as reference in the AD.
B、 The corrective action prescribed by the AD, such as an inspection, repair, or modification, may be detailed in the AD itself or may be contained in another document, such as manufacturer＇s Service Bulletin, which is referenced in the AD.
C、 AD details the requirements for inspection, repair or modification described in corrective action, or it may be contained in another document, such as Service Bulletin referenced in AD.
答案：A
A. 适航指令是从事飞机进行维修时必须使用的程序。
B. 在航空器上执行适航指令时，必须阅读本程序。
C. 适航指令必须是对飞机维修有用的程序。
A. When some new kind of situation occurs, the operator should communicate openly with the manufacturer. The manufacturer should supply the operator solid assistance.
B. When the new situation gets worse, it should build the open communication between the operator and manufacturer. The operator claims the situation to get the feedback from the manufacturer.
C. When something new happens, open interconnection should exist between the manufacturer and the operator. The operator should report to the manufacturer to obtain effective discount.
A. 乘客座位所在区域以及自助餐/厨房、卫生间、休息室和更衣室中的照明子系统。包括直接和间接照明、主警示灯系统、警示灯调光系统等。
B. 乘客座位所在区域以及自助餐/厨房、卫生间、休息室和更衣室中的照明子系统。包括直接和间接照明、乘客阅读灯、机舱圆顶灯等。
C. 乘客座位所在区域以及自助餐/厨房、盥洗室、休息室和衣帽间中的照明子系统。包括直接和间接照明、乘客呼叫系统、照明标志等。
A. The counted time resets to 0 when the button is kept down for two seconds.
B. The total time resets to 0 when the button is held on for two seconds.
C. The remained time resets to 0 when the button is seen down for two seconds.
A. 描述飞机电力转向系统时，如安装前轮电力转向，应包括以下相关信息： （a）系统 （b）如何使用 （c）限制讨论。
B. 描述飞机动力转向系统时，如安装前轮动力转向，应包括以下相关信息： （a）系统描述 （b）如何使用 （c）相关限制。
C. 描述飞机功率转向系统时，如果安装前轮功率转向，应包括以下相关信息： （a）应描述系统。 （b）应说明如何使用。 （c）应阐述限制。
A. The engine-driven pump is the major pump that works endless when it is switched on.
B. The engine-driven pumps are the main pumps that runs continuously during operation.
C. The engine-driven pumps are the secondary pumps that operates infinitely after running.
A. 检查开口是否从边角开始出现裂纹。
B. 检查角落位置是否出现开口裂纹。
C. 在拐角处开始检查开口是否有裂纹。
A. Obey the safety precautions when you do work with high voltages.
B. When working with high resistances, you should follow the safety precautions.
C. The safety precautions are optional in an environment with high voltages.
A. This document provides supplementary information to the applicable manual.
B. This document provides primary information to the applicable manual.
C. This document provides special information to the applicable manual.
A. There are electrically-operated valves in the ejection lines to the two engine pumps.
B. There are electronic-operated valves in the ejection lines to the two engine pumps.
C. There are electrically-operated valves in the suction lines to the two engine pumps.
