单项选择题
A.incorrect adjustments
B.dirty fuel
C.broken fuel lines
D.excessive vibration
单项选择题 The power developed by a large slow-speed main propulsion diesel engine is dependent upon the （）
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?（）