根据有关规定,洞库储存油料的期限为15年。通过洞库储存油料的实例,从洞库的防潮措施、减少油品蒸发损失等几个方面阐述了延长洞库储存油料期限的具体做法。 According to the relevant regulations, the deadline for reservoirs stored in the underground reservoir is 15 years. The concrete practice of extending the storage period of oil storage in underground storage was expounded from the examples of storage oil storage in the underground storage, the moisture protection measures of underground storage and the reduction of oil evaporation losses.