The soot produced by burning fossil fuels has a stronger warming effect because it contains a higher ratio of black carbon to sulfate, which reflects sunlight to produce a cooling effect.
燃烧化石燃料产生的煤烟增温效应较强，因为其中黑碳对硫酸盐的比例较高，而硫酸盐是可以反射阳光产生降温效果。
The ratio of acicular ferrite may increase by raising cooling speed and decreasing final cooling temperature.
提高冷却速度和降低终冷温度可以增加针状铁素体的比例。
The influence of composite relationship between cold storage ratio and energy price on the economy of combined cooling, heat and power system is studied with examples.
通过实例，研究了蓄冷比例与能源价格的复合关系对热电冷联供系统经济性的影响。
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