A、 The clocks get power from the 28v AC hot battery bus and via the CLOCK circuit breaker.
B、 The clocks get power from the 28v dc hot battery bus through the CLOCK circuit breaker.
C、 The clocks is through the CLOCK circuit breaker powered from the 28v dc hot battery bus.
答案:B
A、 The clocks get power from the 28v AC hot battery bus and via the CLOCK circuit breaker.
B、 The clocks get power from the 28v dc hot battery bus through the CLOCK circuit breaker.
C、 The clocks is through the CLOCK circuit breaker powered from the 28v dc hot battery bus.
答案:B
A. 文件必须经常修订。
B. 文件必须易于修订。
C. 文件必须容易阅读和看见。
A. 飞机燃油系统从中央或主油箱提供增压的燃油。
B. 飞机燃油供应系统给来自中央或主油箱的燃油增压。
C. 飞机燃油系统提供燃油,这些燃油是从中央或主油箱增压的。
A. 本规范是联邦航空管理局依据咨询通告制定的。
B. 本规范反应了联邦航空管理局对咨询通告的要求。
C. 本规范是根据联邦航空管理局的咨询通告而制定的。
A. Dry all metal parts that have different metal inserts or deep blind holes in an oven at 225 to 275°F (107 to 135°C) for a minimum of one hour.
B. Put all different metal inserts or deep blind holes metal parts in an oven at 225 to 275°F (107 to 135°C) for a maximum of one hour.
C. All metal parts that have different metal inserts or deep blind holes are dry in an oven of 225 to 275°F (107 to 135°C) for a minimum of one hour.
A. 环境系统包括的那些装置和部件,提供增压、加热、冷却、湿度控制和过滤,并对压力密封的机身区域的通风空气进行处理。
B. 通风系统包括的装置和部件可以用于加压、加热、冷却,湿度控制、处理空气,从而为压力密封内区域通风。
C. 循环系统包括那些装置和部件,提供释压、加热、冷却、温度控制、压缩和处理空气,来为压边封严条内的区域通风。
D. B.通风系统包括的装置和部件可以用于加压、加热、冷却,湿度控制、处理空气,从而为压力密封内区域通风。
E. C.循环系统包括那些装置和部件,提供释压、加热、冷却、温度控制、压缩和处理空气,来为压边封严条内的区域通风。
A. An alphanumeric identifier is an assembly of characters and numbers.It can recognize something.
B. An symbolic-numeric identifier is an assembly of symbols and numbers.It can identifies something.
C. An alphanumeric identifier is a combination of letters and numbers that identifies something.
A. Turn the dimming knob and find out the intensity of the light changes.
B. Press the light exchange switch to observe the change of light intensity.
C. Operate the dimmer switch and make sure that the intensity of the light changes.
A. The dictionary does not include verbs sorted by trades because there are too many.
B. The dictionary excludes majors because there are too many verbs.
C. The dictionary does not include technical verbs because there are too many.
A. 对于标准和选装的发动机和螺旋桨装置以及燃油和滑油系统,应提供描述性数据。
B. 参考数据应包括标准和可用发动机和螺旋桨设备以及燃油和滑油系统。
C. 系统数据必须涵盖常规和可用发动机和螺旋桨装置以及燃油和润滑油系统。
A. 原理图应包括被认为是输出源头的发电机、油箱和储液箱。
B. 原理图由被认为是输出源头的发电机、油箱和蓄压器组成。
C. 原理图应排除被认为是输出源头点的发动机、油罐和油箱。