A、 During an in-flight start, the EEC selects either ignition exciter to get power.
B、 If the engine need to start in flight, the EEC will selects both ignition exciters to get power.
C、 During an in-flight start, one ignition exciter is active and the other one standby.
答案：B
A、 During an in-flight start, the EEC selects either ignition exciter to get power.
B、 If the engine need to start in flight, the EEC will selects both ignition exciters to get power.
C、 During an in-flight start, one ignition exciter is active and the other one standby.
答案：B
A. Each system is composed of basic components and all equipment, mechanic controls and system related electric and hydraulic units.
B. Basic components and all apparatus are made up of each system, including mechanical controls and electrical and hydraulic units related system.
C. Each system includes the basic components and all instruments, mechanical controls, electrical and hydraulic units related to the system.
A. 系统中向座舱提供压缩空气的部分及其控制装置。包括与涡轮相关的控制和指示系统等项目,如适用。不包括客舱增压的压力控制和指示系统。
B. 系统中向座舱提供压缩空气的部分及其控制装置。包括与压气机相关的控制和警告系统等项目,如适用。包括客舱增压的压力控制和指示系统。
C. 系统中向座舱提供压缩空气的部分及其控制装置。包括与压气机相关的控制和指示系统等项目,如适用。不包括客舱增压的压力控制和指示系统。
A. The time between two inspections is not the same on different types of aircraft.
B. The time of inspections is the same on the same type of aircraft.
C. The duration of inspections is depending on the types of aircraft.
A. While do each step of the valve test, make sure that there is no leakage, no corrosion, no rust and do the double check AFT the whole procedure again
B. While you do one step of the piston test, make sure that there is no leak, no corruption, no rust and do the double check AFT the whole procedure again
C. While you do each step of the valve test, ensure that there is no leakage, no corruption, no rust, and do the double check AFT the whole procedure again
A. 加载弹簧的张力。
B. 释放弹簧的张力。
C. 调整弹簧的伸缩。
A. 句子末尾的主要部分添加一个引号。
B. 在句子主体的末尾部分添加一个冒号。
C. 在主要句子的末尾处添加一个句号。
A. Torsion links which are connected by a towing circular at the upper end and a shock strut inner cylinder at the lower end transmit a turning moment.
B. Torsion links connected at the upper end to a steering collar and at the lower end to the shock strut inner cylinder transmit a turning moment.
C. Steering links connected at the upper end to a steering collar and at the lower end to the shock strut inner cylinder transmit a turning moment.
A. 737飞机,一种中短程飞机,它成功的关键在于波音公司的理念——给航空公司提供附加值,即安全性、操作简单和降低其运营及维护成本。
B. 737飞机,一种中短程飞机,它成功的关键在于波音公司的理念——给航空公司提供附加值,即可靠性、操作简单和降低其运营及维护成本。
C. 737飞机,一种中短程飞机,它成功的关键在于波音公司的理念——给航空公司提供附加值,即舒适性、操作简单和降低其运营及维护成本。
A. There are electrically-operated valves in the injection lines to the two engine pumps.
B. There are electronic-operated valves in the ejection lines to the two engine pumps.
C. There are electrically-operated valves in the suction lines to the two engine pumps.
A. 为安装调整位置和角度
B. 调整位置和安装的角度
C. 适应位置和安装的角度
