A、 Make sure that the two valves at the lower of the unit engage.
B、 Make sure that the two spigots at the base of the unit engage.
C、 Make sure that the two spigots at the bottom of the unit engage.
答案：C
A、 Make sure that the two valves at the lower of the unit engage.
B、 Make sure that the two spigots at the base of the unit engage.
C、 Make sure that the two spigots at the bottom of the unit engage.
答案：C
A. 系统设计确保两个交流电源不能依次供应动力给同样的转接汇流条。
B. 系统设计确保两个交流电源不能先后供应动力给同样的转接汇流条。
C. 系统设计确保两个交流电源不能同时供应动力给同样的转换汇流条。
A. Some chemicals can not be used if they are well kept.
B. Some chemicals must be well kept as long as they can ben used.
C. Some chemicals can be used only if they are well kept.
A. The units and components which store, regulate and deliver oxygen to the passengers and crew include oxygen bottles, relief valve, shut-off valves, outlets, regulators, masks, etc.
B. The units and components which reserve adjust and transfer oxygen to the passengers and pilots include oxygen bottles, relief valves, shut-off valves, outlets, regulators, masks, etc.
C. The units and components to store adjust and transfer oxygen to the passengers an crew include oxygen bottles, release valve shut-off valves, outlets, regulators, masks, etc.
A. Provide the pneumatic power for the system.
B. Supply the electrical power for the system.
C. Remove the electrical power for the system.
A. 每本手册中应包含适当的警告或说明,以告知操作人员在飞机上需要使用当前手册,并且操作人员有责任将手册更新至最新有效版本。
B. 每本手册中应包含适当的警告或说明,以告知操作人员在飞机飞行过程中需要使用当前手册,并且操作人员有责任将手册更新至最新有效版本。
C. 每本手册中应包含适当的警告或说明,以告知操作人员在飞机飞行过程中需要使用当前手册,并且操作人员应将手册更新至最新的版本。
A. The supplier may have the option of including wiring diagrams in this Chapter, Chapter 91, or establish a separate Wiring Diagram Manual.
B. The manufacturer may have the option of including wiring diagrams in this Section, Section 91, or establish a separate Wiring Diagram Manual.
C. The manufacturer may have the option of including wiring diagrams in this Chapter, Chapter 91, or establish a separate Wiring Diagram Manual.
A. The temperature gradient from sea level to the altitude at which the temperature is -56.5℃ (-69.7℉) is -0.00198℃ (- 0.003564℉) per foot and zero above that altitude.
B. The temperature varies from sea level to the altitude at which the temperature is -56.5℃ (-69.7℉) is -0.00198°C (- 0.003564℉) per foot and zero above that altitude.
C. The temperature from sea level to the altitude at which the temperature is -56.5℃ (-69.7℉) drop to -0.00198℃ (- 0.003564℉) per foot and to zero above that altitude.
A. The rudder can be used in case of thrust asymmetry.
B. The vertical stabilizer can be used in case of throttle symmetry.
C. The rudder can be used in situations where thrust is symmetric.
A. 单词WARNING(警告)使用14号字小写粗体,警告文本使用10号字大写粗体。
B. 单词WARNING(告诫)使用14号字大写粗体,警告文本使用10号字大写粗体。
C. 单词WARNING(警告)使用14号字大写粗体,警告文本使用10号字大写粗体。
A. With the aid of the component manufacturer, all components in this chapter can be overhauled in any workshops with different qualifications.
B. Without the data supplied by the component manufacturer, it is possible for the most qualified shop to overhaul any components included in this chapter.
C. You must overhaul any or all components in this chapter in an eligible shop on the basis of data provided by the component manufacturer.
