With the waste heat being put to use the energy utilization rate of the whole system can surpass 80%.
加上利用的余热，整个系统的能量利用率可以超过80 %。
It can increase waste heat utilization rate of carbon black smoke by more than 20%with remarkable economic benefits.
采用该法，炭黑烟气余热利用率可提高20%以上，经济效益十分可观。
It can increase waste heat utilization rate of carbon black smoke by more than 20%with remarkable economic benefits.
采用该法，炭黑烟气余热利用率可提高20%以上，经济效益十分可观。
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