广泛应用于高纯度气体、液体、石化行业中作为催化剂载体使用，也可以用于石化行业中脱硫、脱臭处理等。
Widely used in high-purity gases, liquids, petrochemical industry, is used as a catalyst support, can also be used in the petrochemical industry, desulfurization, deodorizing treatment.
然而，由于蒸汽是一种特殊的载体，它不同于一般的气体，因此给蒸汽的计量工作带来了一定的难度。
However, being a kind of special carrier, steam is different from other gases, so it is difficult to carry out its measurement.
待处理的废水在中心向下流动，借助于微生物产生气体所部分产生的流动，该废水再次沿载体组件(40)向上。
The wastewater to be treated flows downwards in the centre and returns upwards along the support elements (40), the current being partially generated by gas evolution from the micro-organisms.
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