A、 Those fire-resistant partitions and seals mounted on or about the power package for the purpose of isolating areas subject to fire.
B、 Those fire-resistant partitions and seals mounted on or about the power package to isolating areas subject to fire.
C、 Those fire-resistant partitions and seals mounted on or below the power package for the purpose of isolating areas subject to fire.
答案：A
A、 Those fire-resistant partitions and seals mounted on or about the power package for the purpose of isolating areas subject to fire.
B、 Those fire-resistant partitions and seals mounted on or about the power package to isolating areas subject to fire.
C、 Those fire-resistant partitions and seals mounted on or below the power package for the purpose of isolating areas subject to fire.
答案：A
A. 本工作为准备飞机航班而给出维护步骤,以防两个空调组件失效。
B. 在两个空调组件关闭的情况下,本工作给出了为飞机飞行做准备的维护步骤。
C. 本工作给出了在两个空调组件均不工作的情况下为飞机飞行做好准备的维护步骤。
A. 实施训练,直到熟练操作舵面
B. 对准钻头,直到它与表面垂直
C. 安装钻头,直到它与表面平齐
A. Propeller governor is a device that adjusts the speed of the engine or propeller by increasing or decreasing the clearance of the propeller through the clearance changing mechanism on the propeller hub.
B. Propeller governor is the device that regulates the rpm of the engine or propeller by increasing or decreasing the propeller pitch, through a pitch change mechanism in the propeller hub.
C. Propeller governor is through the propeller hub of the propeller pitch changing machine, adjusts the speed of the propeller or engine by increasing or decreasing the propeller gap.
A. Use a degreasing agent to remove oil and grease
B. Draw oil and grease from a degreasing agent
C. Add oil and grease into a degreasing agent
A. Some reports were used to select items that were distinctive in application, design and loading and even no failures have occurred.
B. Some reports were used to select familiar application, design and loading even if no failures have occurred.
C. Some reports were used to select items that were alike in application, design and loading even though no failures have occurred.
A. 这些部件不容易弯曲、断裂或对不齐
B. 这些部件很容易掰断、断裂或对不齐
C. 这些部件很容易弯曲、断裂或对不齐
A. The secondary document containing the continued airworthiness procedure of an airplane is the airplane＇s maintenance manual.
B. The main document containing the procedures for the continued airworthiness of an airplane is the airplane＇s overhaul manual.
C. The primary document containing the procedures for the continued airworthiness of an airplane is the airplane＇s maintenance manual.
A. 为了减少分配误差,推荐使用该方法,同时将系统和设备的功能特性告知所有者。
B. 为使辨别时产生的误差最小化,推荐使用该方法,同时对所有者说明系统和设备的使用方法
C. 建议采用该方法,以最大程度地减少分配出错,同时使所有者获知系统和设备的可用性。
A. 长的复合句可以通过垂直列表简化以便理解。
B. 垂直方向的表格使复杂的长句子更容易理解。
C. 垂直列表使复杂的长句子更容易理解。
A. 所有子系统维护数据都被划分为标准类型的信息。
B. 所有子系统的维护数据被分为特定类型的信息。
C. 所有子系统的维护数据被分离为特殊的信息类型。
