Loosen the air valve nut one or two turns to slowly release the air pressure. Drain hydraulic fluid by inverting shock strut or removing check valve.

A. 说明如何保持此记录，以便更改飞机的重量或力矩时，或在飞机正常运行时可以使用准确的起始数据来计算重量和重心。

B. 说明在更改飞机的重量或力矩时如何保持此记录，以便在飞机正常运行期间可以使用重量和平衡来准确计算起始数据。

C. 说明当飞机重量或力矩发生改变时如何进行记录，以便在飞机正常运行期间能够为计算重量和平衡提供准确的起始数据。

A. 机身上有三个顶升点。

B. 机体上有三个基准点。

C. 机腹上有三个插孔。

A. Schematic diagram designers may make a compromise so as to add more details to make the diagram self-explanatory and keep its simplicity at the same time for ease of reading and understanding.

B. In designing schematic diagrams, it may be necessary to pay attention to both detail that is necessary to make the diagram self-explanatory, and simplicity that is essential for ease of reading and understanding.

C. Detail makes the diagram self-explanatory. Simplicity makes it easy to read and understand. It is necessary to consider both of them and make a compromise if needed when designing schematic diagrams.

A. The air conditioning cooling system supplies cooled air to the cabin. Includes items such as the cooling unit, indicating systems related to the cooler operation, etc.

B. The air conditioning cooling system supplies cold air to the passenger cabin. Includes items such as the cooling unit, indicating systems related to the cooler operation, etc.

C. The air conditioning cooling system supplies cooled air to the passenger cabin. Includes items such as the cooling pack, indicating systems related to the cooler operation, etc.

A. 这一系统部分包括控制手柄、电线、电机、警告系统、连接线、控制面、位置指示器等。

B. 这一系统部分包括控制手柄、钢索、丝杠、电机、警告系统、连接装置、操纵面、位置指示器等。

C. 这一系统部分包括控制柄、电缆、千斤顶、电动机、警告系统、连接装置、位置指示灯等。

A. 空调的分配系统用来引导和分配空气。包括设备架的冷却系统和送风机、进气口（飞机内部）、管路、进气口（飞机外部）、单向活门等部件。不包括在温度和压力控制部分的活门。

B. 空调的分配系统用来引导和分配空气。包括设备架的冷却系统和送风机、进气口（飞机外部）、管路、进气口（飞机内部）、单向活门等部件。不包括在温度和压力控制部分的活门。

C. 空调的分配系统用来诱导和分配空气。包括设备舱的冷却系统和送风机、进气口（飞机内部）、管路、进气口（飞机外部）、单向活门等部件。不包括在温度和压力控制部分的活门。

A. Acquire the flight data from the recorder.

B. Eliminate the tape about the information after flight.

C. Remove a recording of flight data from the tape.

A. After 10 flight cycles or 25 flight hours, which comes first, the rod end bearing shall be discarded if its wear is greater than 0.010 inch of diameter.

B. If the rod end bearing wear is greater than 0.010 inch in radial play, reject it within next 10 flight cycles or 25 flight hours whichever comes first.

C. Destroy the rod end bearing during 10 flight cycles or 25 flight hours when its wear is more than 0.010 inch of its radius, whichever comes first.

A. 操作调光开关，确保光线的强度发生变化。

B. 操作旋转式开关，确保灯光发生变化。

C. 已调节明暗开关，灯光的亮度发生了变化。

A. Using either method, the item to be checked is in the list of the desired condition.

B. Either way, check the listed item whose desired condition is stated.

C. No matter which method is used, the item to be checked is listed and its desired condition is presented.