A、 Distances shown are based on weak wind.
B、 Distances shown are developed with no wind.
C、 Distances shown are on the basis of gentle wind.
答案：B
A、 Distances shown are based on weak wind.
B、 Distances shown are developed with no wind.
C、 Distances shown are on the basis of gentle wind.
答案：B
A. 两个电感器在后锁连杆上方工作。
B. 两个传感器位于后锁连杆的顶部。
C. 两个探测器在杆锁定位的后上方。
A. When taking off from the runway, deviation pointers in the ADF indicators show the pilot in which direction he/she must control the airplane.
B. During the approach to the runway, deviation pointers in the course indicators show the pilot in which direction the aircraft must go.
C. In the approaching process, deviation pointers in the flight path deviation indicator show the pilot how to control the aircraft.
A. Starting system refers to those units, components and associated systems used for igniting the engine.
B. Starting system refers to those units, components and associated systems used for idling the engine.
C. Starting system refers to those units, components and associated systems used for starting the engine.
A. If you find metal particles in the reservoir, find their source and repair the broken part.
B. If you find metal particles in the pump, find their source and repair the defective part.
C. If you find material particles in the pump, find their source and repair the damaged part.
A. 如果滑油渗漏超过5滴，每分钟检测密封胶。
B. 如果滑油渗漏超过每分钟5滴，检查密封胶。
C. 如果燃油渗漏超过每分钟5滴，更换密封胶。
A. The swivel nuts on both valves engage threads on an internal stem that loosens or draws tight the valve stem to a metal seat.
B. The rotating nuts on both valves are meshed with the threads on the inner valve stud, so that the valve stud is loosened or tightened to a metal valve base.
C. The swing nuts on both valves engage with the threads on the internal spool, allowing the spool to loosen or tighten to the metal seat.
A. All publications shall use the standard numbering system.
B. All documents and materials shall use the standardized numbering index system.
C. All publications shall use the standard numbering system for indexing.
A. Charge the battery.
B. Fill the battery.
C. Add the battery.
A. This is the maximum portion of flammable vapors in air. If the portion is bigger, when an ignition source touched the gas, it would cause the fire to be diffused.
B. This is the minimum volume of flammable vapors. If the volume is lower, when the gas contacted with an ignition source, the fire would not come out.
C. This is the minimum density of flammable vapors in air. If the density was lower, when an ignition source touched the gas, it would not cause the spread of flame.
A. In an emergency, the one-shot battery supplies DC power.
B. The one-act battery supplies AC power during emergencies.
C. The one-side battery provides DC power during emergency situations.
