second coolingby wind
英
美
- 二次风冷
双语例句
- The existing auxiliary wind adjustment has a nonideal quick opening characteristic and intense vortex.This paper offered a new design of the controlling valve.
对锅炉配风二次风调节器件进行研究,现有的二次风调节风门具有极不理想的快开特性,另外风门涡流强烈。
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