单选题
1分
Which of the following conditions would cause carbon deposits to form in the piston ring belt of a d...
Which of the following conditions would cause carbon deposits to form in the piston ring belt of a diesel engine?
参考答案: D
参考解析: 注:燃烧故障、活塞环温度过高、润滑过度等都可能会引起柴油机活塞环带区积碳。