steam extraction的用法和樣例：
例句
- The interactional relations influenced by the change of extraction steam were also analyzed.
對二次再熱機組抽汽間相互作用的特性進(jìn)行了分析。 - By dividing an extraction zone into a finite number of segments, an analysis for each segment is based upon a direct application of the duct branch with uniting flow.
方法的要點(diǎn)是利用風(fēng)道支管流量和壓損計算的半徑驗方法，將抽汽流道分成有限個(gè)弧段，視每一弧段為一混合流支管，形成計算模型。
