A、 通常，涡轮发动机转速计会以涡轮额定最大转速的百分比测量转速。
B、 涡轮发动机转速计通常会测量一个百分比转速，并与涡轮的正常最大转速比对。
C、 涡轮发动机转速计通常测量的速度与涡轮发动机最大名义转速成正比。
答案：A
A、 通常，涡轮发动机转速计会以涡轮额定最大转速的百分比测量转速。
B、 涡轮发动机转速计通常会测量一个百分比转速，并与涡轮的正常最大转速比对。
C、 涡轮发动机转速计通常测量的速度与涡轮发动机最大名义转速成正比。
答案：A
A. The main gear leg could be held by the side stay.
B. The main gear leg could be hampered by the side stay.
C. The main gear leg could be contained by the side stay.
A. 将适配器及其支撑设备固定在位。
B. 将适配器靠在支柱上。
C. 将适配器与支柱接合在同一位置。
A. 确保盖板处于打开位置。
B. 使得盖板处于打开位。
C. 确保作动筒处于打开位置。
A. When the crossfeed system is open, it is possible for one fuel pump to supply fuel to the two engines.
B. When the supplying system is open, it is possible for one fuel pump to supply fuel to the two engines.
C. One fuel pump can supply fuel to two engines,as the supplying system is open.
A. Make sure that the bolts are tight.
B. Make sure that the screws are securely installed.
C. Make sure that the bolts are loose.
A. You can adjust the volume control.
B. You can adjust the value control.
C. You can override the voice control.
A. Perform an external zonal inspection of the lower fuselage.
B. Inspect the outer area of the lowest fuselage.
C. Do the exterior medial check of the fuselage .
A. It is necessary to add fluid to the hydraulic reservoir.
B. Drain fluid to the hydraulic reservoir as necessary.
C. Add fluid to the hydraulic reservoir as necessary.
A. 为卫生间和厨房提供冷气。
B. 为卫生间和厨房提供暖气。
C. 为卫生间和厨房提供通风。
A. If you find cracks, refer to the table that follows.
B. If you find dents, refer to the table that follows.
C. If you find scratches, refer to the table that follows.
