A、 The distribution system is used to store and distribute air pressure.
B、 Distribution system is used to induct and distribute air.
C、 Air inlet system is used to distribute air to all systems.
答案：B
A、 The distribution system is used to store and distribute air pressure.
B、 Distribution system is used to induct and distribute air.
C、 Air inlet system is used to distribute air to all systems.
答案：B
A. 将这个单元拆分为两部分。
B. 将这个单元重组成两部分。
C. 将这个部分拆分为两单元。
A. 在程序中，提供简短，清晰的指令并且直接向读者讲话。
B. 在程序中给出简短，清晰的指令，直接向读者陈述。
C. 在程序执行中，要向读者直接发话，给出简短清晰的指令。
A. After flight test, customer will paint aircraft.
B. The aircraft which has been painted will fly to customer after flight test .
C. We will paint aircraft for customer after flight test.
A. 长的复合句可以通过垂直列表简化以便理解。
B. 垂直方向的清单使复杂的长句子更容易理解。
C. 垂直列表使复杂的长句子更容易理解。
A. Do not reach this speed with a given flap setting.
B. Do not exceed this speed with a give flap setting.
C. Do not exceed this speed with a given flap setting.
A. 系统中用于指示燃油流量、温度和压力的部分，包括传感器、指示器等。
B. 系统中用于指示燃料使用量、温度和压力的部分。包括变送器、指示器等。
C. 系统中用于指示燃料流量、温度和压力的部分。包括变换器、指示器等。
A. 来回操作升降舵6次。
B. 操作升降舵6个行程。
C. 全行程操作升降舵6次。
A. The test will stop when the pressure is larger than 7000 kpa.
B. Stop the test if the pressure reaches 7000 pa.
C. Stop the test when the pressure is more than 7000 kpa.
A. 在释压测试期间，不得开启舱门。
B. 在增压测试期间，确保舱门关闭。
C. 进行水压测试时，确保舱门关闭。
A. After the system is pressurized, the elevators will drop down no matter where the rigging pin is installed.
B. Without the rigging pin, the elevators will go down when there is no pressure in the system.
C. The rigging pin can prevent the elevators from retracting and expanding when the system is de-energized.
