570.货舱总共有多少个烟雾探测器?( )How many detectors are there for cargo smoke detection? ( )

132.溢流传感器功用( ) Overflow sensor function is:

131.下列说法哪个正确: Which of the following is true?

130.下列说法正确的是( ) The following statement is correct()

129.自动中央油箱主传输情况下,当中央油箱 “LO LVL” 和两个传输泵 “LO PRESS”时,将发生( ) Automatic central tank main transmission case, when the central tank “LO LVL” and two transmission pump “LO PRESS”,what will happen()

128.中央油箱向内油箱传输的条件是( ) The center tank transfer to inner tank conditions is:

127.左右外油箱同时传输的目的是( ) Left, right outer tank transfer to inner tank at same time purpose is:

126.外油箱向内油箱传输是( ) what meaning of fuel transfer from outer tank to inner tank is?

125.Afterward booster pump of the APU working condition is:() 后APU增压泵工作的条件是( )

124.当右侧再循环抑制出现时,哪个发动机燃油回油活门被关闭When the right recycling suppression occurs, which the engine fuel return valve is closed( )

123.在下列哪种情况,燃油再循环被抑制 In which of the following conditions, fuel recirculation was inhibited( )