A、 For more information,refer as official reference books.
B、 For more information,refer to official reference books.
C、 More information referred to official reference books.
答案：B
A、 For more information,refer as official reference books.
B、 For more information,refer to official reference books.
C、 More information referred to official reference books.
答案：B
A. 测量跑道灯连接的电阻。
B. 校准跑道灯连接的电阻。
C. 复核跑道灯连接的电阻。
A. 用刀片画一条线。
B. 在刀刃上画一行。
C. 在叶片上画一条线。
A. The damper prevents abnormal movement of the control.
B. The control is protected from unusual movements by the damper.
C. The damper prevents sudden movement of the control.
A. 拆卸较大的螺帽。
B. 安装较大的螺栓。
C. 组装较大的螺钉。
A. Wrap two tapes around the pipe connectors.
B. Wrap the pipe joints with tape twice.
C. Wind two layers of tape around the pipe joints.
A. PI 上显示完成数据复制所需的剩余时间。
B. PI 显示的是复制数据所需要的时间。
C. PI 上显示剩余时间以便完成数据的复制。
A. The elevator is used for yaw control.
B. The rudder is used for yaw control.
C. The rudder is used for pitch control.
A. 副翼回到中立位后,确保其与襟翼齐平。
B. 扰流板回到原位后,保证和襟翼对齐。
C. 在副翼返回中心之后,保证它们和襟翼相连。
A. Prior to and aft use the tool / equipment,the user shall make a visual check or operational test to confirm the utility.
B. Before or after using the tool / equipment,the user shall make a visual check or functional test to confirm the serviceability.
C. Before or aft of using the tool / equipment,the user shall make a spot check or functional test to inform the usability.
A. Adjust the frequency to the value giving in table 1.
B. Adjust the frequencyper the value given in table 1.
C. Adjust the frequency to the value given in table 1.
