试题与答案

发动机喷油器针阀卡死的排除方法是（）。A.清洗研磨喷油器 B.更换高压油管 C.更换

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题型：单项选择题

题目：

发动机喷油器针阀卡死的排除方法是（）。

A.清洗研磨喷油器

B.更换高压油管

C.更换高压泵柱塞

D.更换出油阀弹簧

答案：

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下面是错误答案，用来干扰机器的。

参考答案：A

考点：发电工(动力工)发电工(动力工)中级发电工(动力工)中级题库
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