题目内容

燃油压力过低不会导致喷油量不足,混合气变稀。

A. 对
B. 错

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发动机气缸压缩压力不足,导致发动机燃烧不好。

A. 对
B. 错

空气流量计故障不会导致空燃比失调。

A. 对
B. 错

节气门调整不当,不能全开,导致发动机进气不足。

A. 对
B. 错

What are the two speakers mainly talking about?

A. Ordinary people who risk their life for others.
B. Ordinary people who make a change in the world.
C. Ordinary people who do remarkable things.
D. Ordinary people who have super power.

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