单项选择题
The power developed by a large slow-speed main propulsion diesel engine is dependent upon the （）
A.quantity of air it takes in and retains in the cylinders during a given time period B.proportion of trapped air that is utilized in the combustion process C.thermodynamic efficiency of the engine cycle D.all of the above
单项选择题 Dirt in a fuel oil system of a diesel engine can cause （）
单项选择题 While underway, which of the following would be the FIRST step in reversing a direct reversing large, low-speed, main propulsion, diesel engine?（）
单项选择题 In a turbocharger, inlet air velocity is increased in the（）.
