A、 If as many as 50% of the holes are contaminated, you should clean the display units behinds the holes.
B、 The holes on the bottom of the display unit should be cleaned once over 50% of them are clogged due to
contamination.
C、 If contamination causes a blockage of more than 50 percent of the holes, then clean the holes on the rear
of the display units.
答案：C
A、 If as many as 50% of the holes are contaminated, you should clean the display units behinds the holes.
B、 The holes on the bottom of the display unit should be cleaned once over 50% of them are clogged due to
contamination.
C、 If contamination causes a blockage of more than 50 percent of the holes, then clean the holes on the rear
of the display units.
答案：C
A. Make sure that the fuel quantity from the wing tanks to the center tank is the same.
B. Make sure that fuel from the wing tanks flows at the same rate into the center tank.
C. Make sure that the fuel flow supplied to the wing tanks and the center tank is at the same rate.
A. 这种调整的精度很重要
B. 这种调整的范围很重要
C. 这种测试的精度很重要
B. Use schematics and drawings as briefly explain the operation of the system, including warning devices and control features in use
C. The simplified diagrams and drawings are the indication of the system operation including warning devices and control features in use
A. Such tests or checks will be completed according to the conditions.
B. Such tests or checks will be very complex according to the conditions
C. Such tests or checks will be different in complexity according to the conditions
A. 如果情况发生变化,则使用不同的材料。
B. 如果情况发生改变,则使用不同的建筑物。
C. 如果意思有变化,则使用不同的结构。
A. Troubleshooting、 messages explaining possible failures and corrective measures must be covered in this
handbook.
B. You may find the troubleshooting information about the malfunctions and the related measures for them
in this manual
C. Troubleshooting information describing probable malfunctions and the remedial actions of those
malfunctions shell be provided in this manual.
A. 对 2 号引擎进行排故。
B. 对 2 号发动机进行大修。
C. 对 2 号发动机进行校验。
A. 不要在机库里进行这项程序
B. 不要在车间内进行这项程序
C. 不要在机坪上进行这项程序
A. In order to get access to the lamp assembly, remove the cover assembly.
B. After getting access to the lamp assembly, remove the cover assembly.
C. At the"' same time of getting access to the lamp assembly, remove the cover assembly.
A. Procedures shall be provided for all airplanes for all cases of engine failure, including partial failure, during
takeoff and in flight.
B. Procedures shall be provided for all airplanes for all cases of engine failure, including intermittent failure,
during roll out and in flight.
C. Procedures shall be provided for all airplanes for all cases of engine flame out, including parts failure,
during takeoff and in flight
