578.AFECU通过什么部件来执行自动灭火功能? Through which component can an AFECU preform APU automatical fire extinguisging?

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( )

122.下列哪个条件,确定APU前、后泵之间的工作转换( )Which of the following conditions, between APU forward and afterward pump working conversion?().

121.燃油系统通气油箱有:how many vention tank are there in the fuel system?

120.内油箱中的紧急隔离活门的功用是: The inner tank emergency isolation valve function is

119.燃油系统载油油箱有? How many fuel tank are there in the fuel system ?( )

118.飞机断电时关断活门失效在什么位置 Aircraft de-energize , the low pressure valve failure in what position?

117.正常情况下,所有燃油增压泵电门接通时,增压泵的工作是( ) how do the booster pump work when all the fuel pump switch is turned on normal condition?

116.FCMC的功用是:( ) the FCMC function is:

115.飞控页面扰流板指示,出现琥珀色”3”表示:Flight control spoiler page instructions appear amber “3” is means: