A、 大量的高压燃油供油用于作动筒控制和到燃烧室的计量燃油,其余部分通过溢流活门返回给低压系统。
B、 除作动器控制和到燃烧室的计量燃油外,过量的高压燃油供油通过溢流阀返回给低压系统。
C、 超量的高压燃油供油用于作动筒控制和到燃烧室的计量燃油,之后通过减压阀返回给低压系统。
答案:B
A、 大量的高压燃油供油用于作动筒控制和到燃烧室的计量燃油,其余部分通过溢流活门返回给低压系统。
B、 除作动器控制和到燃烧室的计量燃油外,过量的高压燃油供油通过溢流阀返回给低压系统。
C、 超量的高压燃油供油用于作动筒控制和到燃烧室的计量燃油,之后通过减压阀返回给低压系统。
答案:B
A. It changed the volts in the transmitter
B. It changes the electrical currents in the transmitter.
C. It changed the electronic currents in the reciever.
A. 回顾现有的分析结果,确定了安全性能表现较低的部件和区域。
B. 只有对现有的分析结果进行复审,才能发现安全性较低的部件和区域。
C. 对现状分析进行审查,以找出可能安全边际较低的部件和区域。
A. Choose the hydraulic system you will apply pressure.
B. Pressurize the selected hydraulic system.
C. Choose the hydraulic system you will depressurize.
A. 通常,涡轮发动机转速计会以涡轮额定最大转速的百分比测量转速。
B. 涡轮发动机转速计通常会测量一个百分比转速,并与涡轮的正常最大转速比对。
C. 涡轮发动机转速计通常测量的速度与涡轮发动机最大名义转速成正比。
A. 胎压波动会降低轮胎冷却的速度。
B. 当轮胎冷却后胎压会减小。
C. 胎压受到温度因素的影响。
A. 确认减速板能够立即收回。
B. 确保速度刹车立即缩回。
C. 确保减速制动器立即断开。
A. Dry the filter in an oven.
B. Dry the filter in the cover.
C. Dry the filter in the fire.
A. The associated warning light should illuminate after 30 seconds.
B. The associated caution light should deactivate after a duration of 30 seconds.
C. The caution light, regardless of its position, should turn off within 30 seconds.
A. Propellers must be overhauled in a satisfactory shop which should be supplied by the propeller manufacturer in accordance with data.
B. Overhaul of propellers and the shop must meet the data of the propeller manufacturer.
C. Overhaul of propellers must be accomplished in a qualified shop in accordance with data supplied by the propeller manufacturer.
A. Examine the door stop fittings for cracks and corrosion.
B. Examine the door stop fittings for dent and corrosion.
C. Examine the door stop fittings for cracks and nick.