The equipment cooling system has low flow detectors to give a warning when there is not sufficient cooling airflow. On the ground, the crew call horn sounds when low flow is detected in the supply system.

A. 在飞机上进行任何修改之前应联系FAA，以确保满足飞机的适航性。

B. 在飞机上进行任何改装之前应联系FAA，以确保不会对飞机适航状态造成影响。

C. 指出在飞机上进行任何变更之前应联系FAA，以确保满足飞机的适航性。

A. It is necessary to replace the fitter.

B. It is mandatory to replace the filter.

C. It is prohibited to replace the filler.

A. Release the hydraulic pressure in the accumulator.

B. Release the power pressure in the accumulator.

C. Release the hydraulic pressure in the actuator.

A. The section of the system which is used to sense and signal the formation of ice.

B. The portion of the system which is used to detect and display the condition of ice.

C. The portion of the system which is used to detect and indicate the formation of ice.

A. The lower seal appears as the lower bearing is pulled down.

B. You can see the lower seal before pulling the lower bearing down.

C. Only after you pull the lower seal down can you see the lower bearing.

A. Troubleshooting can only be performed after the cause of the malfunction has been found out.

B. You should perform troubleshooting according to the procedure and find out the technical failure.

C. According to the procedure, perform the troubleshooting to solve the cause of the malfunction.

A. 不要拧紧螺母去压紧它。

B. 不要旋转螺母去校准它。

C. 不要拧松螺母去对准它。

A. 慢慢地拧动活门。

B. 慢慢地转动叶片。

C. 慢慢地松开电门。

A. 任何关于最大乘客座位的规定，例如对乘客数量或座位占用特别要求，都应给予说明。

B. 任何对最大乘客座位数量的规定都应声明，是按照乘客人数规定，或是按照座位占用特别规定。

C. 针对最大乘客座位数量的任何限制都应加以说明，包括乘客人数或座位占用的具体限制。

A. 磅紧螺栓，使扭矩达到0.56至0.60m.daN之间。

B. 拧动螺栓，使其达到0.56和0.60m.daN力矩之间。

C. 将螺栓扭矩调到0.56m.daN和0.60m.daN。