A、 It changed the volts in the transmitter
B、 It changes the electrical currents in the transmitter.
C、 It changed the electronic currents in the reciever.
答案:B
A、 It changed the volts in the transmitter
B、 It changes the electrical currents in the transmitter.
C、 It changed the electronic currents in the reciever.
答案:B
A. Rapidly and fully retract Ram Air Turbine and make sure that it doesn't attach to other parts.
B. Slowly and fully extend Ram Air Turbine and make sure that it doesn't touch other parts.
C. Make sure that the Ram Air Turbine is completely opened and it doesn't touch the other unit.
A. Lubricate the engine and its accessories with the same brand.
B. Lubricants for the engine and the auxiliary equipment are the same.
C. The engine and the additional devices are greased in a same manner.
A. 机翼和发动机载荷取决于最大起飞重量和额定起飞马力以及机翼面积。
B. 机翼和电源负载取决于最大起飞重量和起飞马力评定值以及机翼面积。
C. 机翼和动力载荷决定了最大起飞重量和起飞马力评定值以及受力表面积。
A. 长期的配平是通过垂直安定面运动实现的。
B. 水平安定面的运动是通过径向配平实现的。
C. 水平安定面的运动可以实现径向配平。
A. Normally,it is named “fly by electrical control system”.
B. Normally,we name it “fly by electricalsystem”.
C. This is commonly referred to as “the flight by wire system”.
A. 它有一个简单的轴承并且操作在一个常规的速度。
B. 它有一个简单的轴承并且以恒定速度运转。
C. 它有单轴并且以恒定速度运转。
A. 拆下故障部位后部的标签。
B. 排除故障后,拆下标签。
C. 出现故障后,拆下铆钉。
A. 当有几个英语单词表达的是同一事物时(同义词), STE 允许从这些同义词中选择一个使用除非另有规定。
B. 当同一词在英语中有多个词义(多义词)时,STE 允许使用其中一个意义而不允许使用其他意义。
C. 当英语中有几个词表示同一事物(同义词)时,STE 允许使用这些同义词中的一个,而不允许使用其他的。
D. B.当同一词在英语中有多个词义(多义词)时,STE 允许使用其中一个意义而不允许使用其他意义。
E. 允许使用这些同义词中的一个,而不允许使用其他的。
A. The Boeing-777 airplanes are different from the previous Boeing series ones mainly in that they are flown by wires.
B. The difference between the Boeing-777 airplanes and the subsequent Boeing series is that they are operated by wires.
C. Fly-by-wire is the main difference between Boeing-777 airplanes and the subsequent Boeing series.
A. 螺旋桨恒速机构故障。
B. 螺旋桨恒速机构被挡住了。
C. 螺旋桨恒速传动机构不在这个位置。