269.What is the purpose of the hydraulic fuses ?

　To stop the flow in case of leakage.

　To shut off the return lines.

　To separate the Normal form the Alternate Servovalves.

正确答案：A

A320机型英语知识练习

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392.What is the Pressure Off Brake controlled by ?

391.What happens when S/F configuration is 1+F and the CAS reaches 210 kont ?

390.What are the consequences of one flap PCU motor inoperative ?

389.To which EFCS computers is the FWC connected ?

388.To which EFCS's computer is the CFDIU connected?

387.What are the necessary conditions for ground spoiler preselection?

386.What happens when the sum of roll and speed brake commands exceeds the maximum possible deflection of a spoiler ?

385.Which EFCS computers control and monitor the yaw damper servo actuators?

384.What happens if a double FAC failure occurs ?

383.What causes the rudder servo actuator to go to damping mode ?