Assimilating method has been summarized on the design of hot-blast exchanger for cupola gas remaining heat, of which design theory has been analyzed with a model and example. 本文總結了沖天爐爐氣余熱回收熱風(fēng)換熱器的比擬設計法，對比擬法的設計原理進(jìn)行了分析，并且給出了一個(gè)模型換熱器和設計實(shí)例。
In this study, the kinds of additive and extraction conditions are sieved by orthogonal designing method. 本文用正交試驗設計法對添加劑種類(lèi)和浸取條件進(jìn)行篩選研究。
