A、 Do not extend or retract landing gear above this speed.
B、 Do not lower or retract landing gear exceed this speed.
C、 Do not lower or lift landing gear within this speed.
答案：A
A、 Do not extend or retract landing gear above this speed.
B、 Do not lower or retract landing gear exceed this speed.
C、 Do not lower or lift landing gear within this speed.
答案：A
A. 描述飞机发动机时,应对冷却( 散热)系统进行描述,包括整流罩盖板。
B. 描述飞机发动机时,应描述冷却( 散热)系统相关的信息,包括通风外壳。
C. 描述飞机发动机时,应描述空调系统相关的信息,包括通风罩板。
A. 拧紧螺栓时使用不同的措辞。
B. 使用不同的扳手拧紧螺栓。
C. 拧螺栓时使用不同的扭矩。
A. Make sure that the cabin differential pressure is zero before you unlock the door.
B. Be sure that the variance of the cabin pressure is zero before you open the door.
C. Make certain that the difference of the compartment compression is zero before you open the door.
A. 在某些情况下,延长检查频率可能会对疲劳检查造成不足,从长远讲会造成实际飞行小时数低于最初预测。
B. 在某些情况下,如果数据表明疲劳问题发生在比最初预测的飞行小时数更多,则可以放缓检查频率。
C. 在某些情况下,延长实际飞行小时将影响疲劳检查,因此会造成维修检查的小时数远低于最初预测。
D. B.在某些情况下,如果数据表明疲劳问题发生在比最初预测的飞行小时数更多,则可以放缓检查频率。
E. C.在某些情况下,延长实际飞行小时将影响疲劳检查,因此会造成维修检查的小时数远低于最初预测。
A. Do not lift the aircraft on jacks if the wind speed is more than 20 MPH.
B. Do not hoist the aircraft on chocks if the wind speed is more than 20 MPH.
C. Do not raise the aircraft on jacks if the win
D. speed
A. After flight test,customer will paint aircraft.
B. The aircraft which has been painted will fly to customer after flight test .
C. We will paint aircraft for customer after flight test.
A. 飞机已按照制造商要求或同等标准进行检查。
B. 飞机已按照运营人要求或同等标准进行维护。
C. 飞机已按照制造商建议或同等标准进行维护。
A. 基本上,作者可以使用字典中已批准的词汇作为核心词。
B. 在主要部分中,作者可以使用字典中已认可的词汇作为核心词。
C. 在基础部分中,作者可以使用字典中已核实过的词汇作为核心词。
A. A motor can power all the systems.
B. One generator can power for all the systems.
C. One generator can supply power for all the systems.
A. This example shows that we were only allowed to calculate the data applicable to a Type B unit.
B. The data we are now calculating in this example apply only to Type B unit.
C. The data used for the calculations in this example apply only to a Type B unit.
