A、 The units used by pilots are the most valuable.
B、 The units used are those which are the most expensive for pilots.
C、 The units are the most useful for the pilots.
答案：C
A、 The units used by pilots are the most valuable.
B、 The units used are those which are the most expensive for pilots.
C、 The units are the most useful for the pilots.
答案：C
A. This Chapter may refer to supplier data, furnished with the aircraft, in lieu of the following sections -00 through -70, as applicable. Overhaul data, considered applicable by the manufacturer, may be included in this chapter.
B. This Chapter may refer to manufacturer material, furnished with the aircraft, in lieu of the following sections -00 through -70, as applicable. Overhaul data, considered applicable by the manufacturer, may be included in this chapter.
C. This Chapter may refer to supplier data, furnished with the aircraft, in lieu of the following sections -00 through -70, as applicable. Manual data, considered applicable by the supplier, may be included in this chapter.
A. FULFILED
B. FINISHED
C. COMPLETED
A. ALTITUDE
B. DECREASE
C. INCREASE
A. You must inspect the check valve to make certain that the spring holds the check valve open a short distance before installing the duct and check valve assembly.
B. Before you installing the duct and check valve assembly, you must check the check valve to make sure the spring holds the check valve open a short distance.
C. You must exam the check valve to ensure the spring holding the check valve open a short distance before mount the duct and check valve assembly.
A. If the part is broken, replace it.
B. If the part is unserviceable, replace it.
C. If the part condition is poor replace the.
A. The engine air supply components are all located on the left engine.
B. If you want to be access to the components of engine air supply, you need to open the left fan cowl and thrust reverser.
C. If you want to be access to the components of engine air supply, you need to open both the left and right fan cowls and thrust reverser.
A. Make sure the landing-light cutoff-switch power connection is safe.
B. Ensure the safety of the landing-light cutoff-switch power connect.
C. The safe of the the landing light cutoff-breaker power connection shall be ensured.
A. 探头的颜色变为绿色
B. 指示器的颜色变为绿色
C. 显示器的颜色变为绿色
A. 把螺帽拧松1圈
B. 拧紧螺帽半圈
C. 拧紧螺帽1圈
A. 快速升高温度。
B. 逐渐升高温度。
C. 瞬时升高温度。
