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The maintenance knowledge of petroleum machinery equipment mainly includes the following aspects:

1. Regular inspection and maintenance. To ensure the normal operation of the equipment, it is necessary to carry out testing and maintenance work on the equipment according to the prescribed cycle; At the same time, attention should be paid to the management of lubrication systems, maintenance and cleaning of key components such as cooling systems and hydraulic oil. These measures can effectively extend the service life of machinery and reduce the incidence of failures.

2. Check the wear and tear of vulnerable parts and replace or repair them in a timely manner;

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The above is the basic maintenance knowledge and recommended methods for petroleum machinery and equipment. I hope it can be helpful to you!