求翻译：滴一滴油在普通的滤纸上，干燥后就可以很直观地发现油品中存在的问题，包括：积碳浓度、清净分散添加剂的消耗、油品的流体污染（柴油和冷却剂的污染）、基础油的氧化等。是什么意思？

Drop a drop of oil in the ordinary filter paper, drying after it is intuitive to find oil, including: coke concentration, pure dispersing additives consumption of fluid contamination of the oil (diesel oil and coolant contamination) base oil oxidation.

Drop a drop of oil on the filter paper back, and dry on a very intuitive and can be found in the oils, including: carbon concentration, purification of the dispersant additives consumed, oil pollution of the fluid (oil and coolant contamination), carbon dioxide, oil based.

Drops drop of oil on the ordinary filter paper, after dry may discover very intuitively in the oil quality exists question, including: Carbon deposition density, pure dispersing additive%2

Drop a drop of oil on the ordinary filter paper, after drying can be very intuitive to find problems in oil, including: clean carbon concentration, dispersing additive consumption of fluids, oil pollution (pollution from diesel oil and coolant), base oil oxidation.