3. Higher temperature, oil temperature increase, decrease viscosity, steam increased, the limit will cause a vacuum up, we should strengthen the ventilation cooling.
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Higher temperature, oil temperature increase, decrease viscosity, steam increased, the limit will cause a vacuum up, we should strengthen the ventilation cooling.
环境温度较高时，油温升高，粘度下降，饱和蒸汽增大，会引起极限真空上升，应加强通风散热。
The increase in carbon dioxide in the atmosphere resulting from the burning of coal and oil is creating a greenhouse effect, and raising the world's average temperature.
燃烧煤和油使大气里的二氧化碳成份增加，这就带来了温室效应，使世界平均气温上升。
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