A、 As the depressurization of the alternate system,the hydraulic system A must be released to open the rudder hydraulic system selector valve and permit hydraulic fluid to flow to the rudder actuator below.
B、 In order to depressurize standby system,the hydraulic system A must be depressurized to open the rudder hydraulic system selector valve and let hydraulic fluid flow to the lower rudder actuator.
C、 Due to the depressurization of the alternate system,the hydraulic system A must be released to open the rudder hydraulic system selector valve and permit hydraulic fluid to flow to the bottom rudder actuator.
答案：B
A、 As the depressurization of the alternate system,the hydraulic system A must be released to open the rudder hydraulic system selector valve and permit hydraulic fluid to flow to the rudder actuator below.
B、 In order to depressurize standby system,the hydraulic system A must be depressurized to open the rudder hydraulic system selector valve and let hydraulic fluid flow to the lower rudder actuator.
C、 Due to the depressurization of the alternate system,the hydraulic system A must be released to open the rudder hydraulic system selector valve and permit hydraulic fluid to flow to the bottom rudder actuator.
答案：B
A. The safety procedures are provided by the operators.
B. The safety procedures are provided to the manufacturers.
C. The safety procedures are provided by the manufacturers.
A. 开口销被用于发动机控制、起落架、尾轮组件或任何作动运动发生的其他地方。
B. 开口销被用于发动机控制、起落架、尾轮组件或任何点,来使作动运动发生。
C. 开口销被用于发动机,控制起落架、尾轮组件或任何作动运动占据的其他点。
A. Solid the sealant at a peripheral temperature.
B. Cure the sealant at a uniform temperature.
C. Solid the sealant at the same temperature.
A. 使用危险品时穿上防护服。
B. 使用溶剂时穿上防护服。
C. 使用易感染物品时穿上防护服。
A. 它应包含进行验证试验所需的所有信息,以将系统或组件稳定性保持在可接受水平,无需参考其他附加文件。
B. 它应包含所有重要的信息来执行功能测试,以使系统或组件性能保持在可接受水平,无需参考其他附加文件。
C. 为了使系统或组件性能保持在正常水平,而不参考其他附加文件,它应包含执行验证试验所需的所有信息。
D. B.它应包含所有重要的信息来执行功能测试,以使系统或组件性能保持在可接受水平,无需参考其他附加文件。
E. C.为了使系统或组件性能保持在正常水平,而不参考其他附加文件,它应包含执行验证试
F. C.为了使系统或组件性能保持在正常水平,而不参考其他附加文件,它应包含执行验证试验所需的所有信息。
A. 为了参考使用,标签分隔符应该按顺序排列。
B. 交错使用制表分隔符将有助于参考。
C. 为了便于参考,隔页签应交错排列。
A. Passenger reading lights at cabin rows 12B,14C,and 17A does not come on.
B. Passenger reading lights at cabin rows 12B,14C,and 17A do not illuminate.
C. Passenger reading lights at cabin rows 12B,14C,and 17A is not on.
A. The tune time for a frequency not in memory is 2 to 4 seconds typical,7 seconds maximum.
B. The adjust time for a frequency not in memory is 2 to 4 seconds typical,7 seconds maximum.
C. The tune time for a frequency not in memory is 2 to 4 seconds common,7 seconds maximum.
A. The correction installation of the upper drag strut can prevent the retraction of the lower drag strut.
B. If the upper drag strut is installed improperly,the lower one will be hit during retraction.
C. The removal of the upper drag strut has to be done properly so that the lower one can fully extend.
A. 为了减少分配误差,推荐使用该方法,同时将系统和设备的功能特性告知所有者。
B. 为使辨别时产生的误差最小化,推荐使用该方法,同时对所有者说明系统和设备的使用方式。
C. 建议采用该方法,以最大程度地减少分配出错,同时使所有者获知系统和设备的可用性。
