Test results proved that, in the process of using oil, the light oil content in lubricating oil can be judged from the decreasing degree of flash point.
试验证明:在油品使用过程中,从闪点的下降程度可以判断混入轻质油的含量。
Medium with worse lubricating property, such as light fuel oil, heavy fuel oil, coal tar, asphalt, viscose, emulsified mixture, etc.
润滑性较差的介质,如轻质燃油、重质燃油、煤焦油、沥青、粘胶液、乳化液等;
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