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司能石油化工有限公司

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1、 Principles for selecting diesel engine oil:

    1. Based on vehicle characteristics, load, speed, etc.
    2. Select oil based on recommendations from car manufacturers.
    3. Based on engine usage.
    4. Select oil products with a quality level higher than the requirements.
    5. Generally, 15W/40 oil can be used year-round in areas south of the Great Wall.
    6. If the engine is used for a long time and there is some wear and tear, choose oil with higher viscosity to prevent insufficient oil pressure
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