A、 不需要使用支架或梯子就能实现在地面做检查。
B、 无需使用支架或梯子就能完成地面检查。
C、 检查是在地面上完成的，不需要使用架子或梯子。
答案：C
A、 不需要使用支架或梯子就能实现在地面做检查。
B、 无需使用支架或梯子就能完成地面检查。
C、 检查是在地面上完成的，不需要使用架子或梯子。
答案：C
A. 如果没有污染物，重新开始操作。
B. 如果那里无异物，重新开始操作。
C. 重新开始操作后，无污染物。
A. The APU fire alarm system accumulates the same fire alarm in the flight deck as in the engine.
B. The APU fire warning system actuates the same fire warning in the flight compartment as the engines.
C. The APU fire warning system activates the same fire warning in the cockpit as for the engines.
A. Record the results if the frequency changes.
B. Alter the phase and record the results.
C. Change the frequency and record the results.
A. If the airplane has not been tested for twirl characteristics and recovery methods, a discussion shall be included on the limited conditions for preventing spins and the possible best recovery techniques, and it shall be stated that no testing has been conducted and that the recovery techniques are based on the manufacturer＇s best comment.
B. If the airplane has not been tested for spin characteristics and recovery methods, a discussion of prevention of spins and probable best recovery techniques will be included with a notation that no tests were made and the recovery techniques are based on the best judgment of the manufacturer.
C. If the aircraft has not been expanded for spin features and recovery ways, prevention of spin and possible best recovery techniques are discussed and it is determined that no exams have been performed and that recovery techniques are based on the manufacturer＇s best judgment.
A. 当整个存储区域已满时，新的故障数据和当前航班的数据，将替换/覆盖故障历史中最老的航班的数据。
B. 当整体存储区域已满时，新的故障数据,例如当前飞行段的数据，将替换/覆盖具有最早故障历史航班的数据。
C. 当整个存储区域已满时，新的故障数据,即当前飞行段的数据，将替换/覆盖故障历史中最早的飞行段的数据。
A. 为减慢固化过程，减少对化合物的加热。
B. 为减缓损耗，降低复合材料承受的热量。
C. 减少施加的热量会导致制作工序减慢。
A. 表1中列出的研磨剂是备选的，你可以选择使用。
B. 表1给出了可以使用的替代粘合剂。
C. 你只能使用表1中列出的等效粘合剂。
A. 用专用尺子确定凹坑的长度。
B. 用直尺和塞尺测量凹坑的深度。
C. 用角尺和直尺测量裂纹的深度。
A. Obey the safety precautions when you do work with high voltages.
B. Obey the safety warnings when you do work with high impedance.
C. Obey the safety cautions when you do work with high capacitance.
A. The section of the engine system which contains the turbine shafts and reduction gears.
B. The section of the engine system which contains the propeller shafts and reduction gears.
C. The section of the engine system which contains the connection shafts and reduction gears.
