求翻译：最后我们计算了使用泡沫水洗回收酸工艺，改进聚合釜升温工艺，新型旋风干燥床的采用和空气加热器的合理使用等节能技术能为pvc的生产厂家带来了多少的经济效益。是什么意思？

Finally, we calculated the acid recovery process using bubble washing, improve Polymerizer warming process, the new cyclone drying bed, adoption and the rational use of the air heater energy-saving technologies for pvc manufacturers to bring the number of economic benefits.

Finally, we calculated using foam washable recycled acid process and to improve aggregate Busan warming process, the new cyclone dry bed of the air heater and the rational use of energy-efficient technology for PVC production brings a number of economic benefits.

Finally we calculated the use froth laundering to recycle the sour craft, the improvement polymerization cauldron elevation of temperature craft, the new tornado dry bed use and air heater energy conservation technologies and so on reasonable use could be the pvc manufacturer have brought how many t

Finally, we calculate the use of foamed acid recovery process for washing, improvement of polymerization Kettle temperature technology, new Cyclone drying bed and the rational use of energy-saving technologies, such as air heater can bring PVC manufacturers a number of economic benefits.

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