Deactivation/Reactivation procedures for circuits, systems, units, etc., shall be included. This is important because during maintenance, certain components may need to be deactivated for safety reasons or to prevent damage to the aircraft or equipment. It is also important to have instructions for reactivating these components once maintenance is complete to ensure that they are functioning properly and do not pose a risk to the safety of the aircraft or its occupants.

A. Restrictions on use of cabin pressurization during Takeoff, landing, or in flight shall be noted

B. That portion of the system is used to de-ice all airfoil surfaces once ice is formed.

C. All airfoil surfaces are equipped with that portion of the system to stop ice formation.

A. The description could be pronounced in the active voice.

B. Descriptive content can be written in active voice.

C. You should read it in voice as you write the descriptive text.

A. 逐步打开充电装置上的堵盖。

B. 逐渐打开充电装置上的旋塞。

C. 逐步打开充电单元上的开关。

A. A blocked oil jet cannot enhance performance.

B. Incorrect operation is caused by a blocked oil tank.

C. A blocked oil jet can cause incorrect operation.

A. 检查后再次拉长连杆。

B. 测试后再次移动连杆。

C. 检查后再次调节连杆。

A. 1号和2号发电机为其对应的机翼供电。

B. 1号和2号发动机为其对应的机翼提供热空气。

C. 1号和2号发动机为相关的机翼释放热空气。

A. 不属于紧急情况，或涉及可推迟的潜在紧急情况的故障或其他异常情况的处理程序，可以包括在本节或可选的第3节A“异常程序”中。

B. 针对不构成紧急情况或者仅涉及潜在紧急情况且能够延迟处理的故障或其它非正常现象，可选择将相关处置程序包含在本节中或专门另设第3A节“非正常程序”。

C. 属于紧急状况，或有关可推迟的潜在紧急情况的故障或其他异常情况的处理程序，可以被包括在本节或可选的3节A“非正常程序”中。

A. In some cases, wires are color coded and these should be shown on the wiring diagram.

B. In some cases, wires are color coded and these should be installed on the wiring diagram.

C. In some cases, wires are color coded and these should be explained on the wiring diagram.

A. 每一“补充程序” 通常应只包括单一的系统、装置或设备，如自动驾驶仪、电子削减器或区域导航系统。

B. 每个“补充程序” 通常只包括一个单独的系统、装置或部分设备，如自动驾驶仪、电动调节装置或区域导航系统。

C. “补充程序” 通常仅针对单个系统、装置或设备，如自动驾驶仪、电动配平、或区域导航系统。

A. 应说明载荷计算中使用的配载程序和“基本空重”考量。

B. 应说明配载计算时使用的计算程序和“基本空重”数据。

C. 应说明需在载荷计算中使用计算程序和“操作空重”数据。