What is wrong with No.1 oil purifier?
A、
Lube oil of gearbox has turned bad.
B、
Purifier discs should be renewed.
C、
No problem.This is routine maintenance.
D、
Not No.1 purifier,but No.2 purifier is wrong.
发布时间：2025-11-06 14:35:45
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B、
C、
D、
推荐参考答案 (
由 快搜搜题库 官方老师解答 )
答案：C
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