A、 The interval between checks is at least two minutes.
B、 The lowest limit of checks is two minutes.
C、 Between two checks, it needs two minutes.
答案：A
A、 The interval between checks is at least two minutes.
B、 The lowest limit of checks is two minutes.
C、 Between two checks, it needs two minutes.
答案：A
A. Evaluate the impedance between the antenna baseplate and the airplane skin.
B. Record the measured resistance between the antenna baseplate and the airplane skin.
C. Perform the measurement of the resistance between the antenna baseplate and the airplane skin.
A. According to Boeing Docs and associated ADs, changing the dimension of the thrust reverser upper locking actuator lock sensor target can result in slow detection of the failure or undetected failure.
B. Based on the Boeing Docs and the associated ADs, if the size of the thrust reverser upper locking actuator lock sensor target is increased, it may result in delayed or undetected the actuator failure.
C. As described in Boeing Docs and the associated ADs, if the orientation of the locking actuator on the thrust reverser locking sensor target changes, the actuator failure will be delayed or undetected.
A. If the lamp is too weak, charge the battery.
B. If the light is too strong, do a replacement of the battery.
C. If the light is not bright, the battery should be replaced.
A. Through releasing the handle, the gas start to inflate the slide-raft .
B. Operation of the handle releases the gas which can inflate the slide-raft.
C. The gas handle operates to inflate the slide-raft.
A. Make sure that there is a different distance between the holes.
B. Make sure that you space the holes equally.
C. The holes should have long distances.
A. Flash the screen with hot water.
B. Fresh the filter with hot water.
C. Rinse filter in hot running water.
A. After the system is pressurized, the elevators will drop down no matter where the rigging pin is installed.
B. Without the rigging pin, the elevators will go down when there is no pressure in the system.
C. The rigging pin can prevent the elevators from retracting and expanding when the system is de-energized.
A. If the clearance dimension is not accurate, adjust the clearance dimension between the extend proximity sensor [44A] and the target [45]. Some of the ducts in the air distribution system are wrapped with insulation material.
B. Adjust the clearance dimension between the extend proximity sensor [44A] and the target [45] in case of the clearance dimension is out of tolerance. Some of the ducts in the air distribution system are wrapped with non-conductive material .
C. Adjust the clearance dimension between the extend proximity sensor [44A] and the target [45] until the clearance dimension is out of range. Some of the ducts in the air distribution system are wrapped with compound material.
A. Rivets can be used to separate the two stringers.
B. You can use two rivets to attach the stringers together.
C. Use rivets to connect the two stringers together.
A. Operator is in charge of the maintenance of the handbook.
B. The handbook should be kept current by the operator.
C. The operator should store the handbook in a proper status.
