及时倒掉老油，按照生产说明清洗油炸锅，重新使用新油。
Dispose of it properly, clean the deep fryer according to manufacturer instructions, and begin with new oil of your choice.
随着石油需求量的不断增涨，老油田剩余油的开采变得越来越重要。
Along with continuous increasing of petroleum demands, it become more and more important to exploit remaining oil in maturing field.
在已投入生产的老油井中，能够较好地评价储层的剩余油饱和度及水淹程度；
The tool also can be used for evaluation of formation oil saturation and formation flooding degree perfectly in an old producing well.
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