单个微下冲气流的估计维持时间是

加油/放油控制面板允许压力加油处于：The refuel/defuel control panel allows pressure refueling in:

判断正误True or False：当燃油开始从中央油箱传输到机翼油箱时，在ECIAS 上没有相关信息显示。There are no EICAS messages displayed when fuel is transferred from the center to the wing tanks.

判断正误True or False：正常情况下，发动机启动完成后，燃油增压泵仍持续工作。Normally，after engine start，the electric fuel boost pumps are still operating。

当燃油不平衡值超过（ ）时，FUEL IMBALANCE 警戒信息会出现。FUEL IMBALANCE caution message appears ifimbalance between wing tanks exceeds ( )

判断正误True or False：
中央油箱可进行重力加油。Center tank can be gravity refueled.

燃油交输开始后，在燃油控制面板上，（ ）的油箱相应的开关/灯变亮（白色）。Asfuel Crossflowactive，on the FUEL control panel, the switch/light of （）illuminated white.

飞机压力加油的最大可加油量负载是：The maximum usable fuel load for a pressure refueled aircraft is:

哪个燃油箱以进行重力加油。WHICH Fuel tanks can be gravity re-fueled.

判断正误True or False：燃油系统中的引射泵是电动的。Ejectors of fuel system are electric powered。

供给发动机的所有燃油都要流经（ ）All fuel supplied to the engines flows through the （）