柴油机冒白烟的原因有哪些?
参考答案:
(1)进入气缸内的空气含有大量水份
(2)燃油中含有水份
(3)气缸水套密封不良或其它原因使水进入气缸。
---Hi, Tom! Could you spare me a minute? I want to have a word with you.
---Sure, Jean. _________.
A.You must be worried.
B.What’s up?
C.It doesn’t matter.
D.Why me?
广域差分GPS