【判断题】P/V valve is the pressure vacuum valve, which can replace the current oil tank vent valve and adjust the pressure difference between inside and outside oil tank to make the gas inside and outside oil ...
【简答题】a. The temperature of an ideal gas with constant heat capacity is changed from T1 to T2. Show that ΔS of the gas is greater if the change in state occurs at constant pressure than if at constant volu...
【简答题】u06p21.mp3: 2. Which of the following protection measures is mentioned in the conversation? A. All the boxes are wrapped up with plastic sheets to be waterproof. B. The boxes are reinforced with steel...
【简答题】(U6P5) The passenger oxygen system can be activated automatically by high cabin altitude (low cabin pressure) or manually from the flight compartment.
【简答题】(U6P3) 1. Oxygen flows through the pressure reducing regulator and shut off valve to the masks. 2. Quantity (pressure) indication is provided by a gage in the flight compartment. 3. In the of an...
【简答题】Direction: Complete the following sentence with a proper phrase from your textbook on P. 118. This latest incident will the pressure on the government.