水煤气法 coal gasification
水煤气搭焊钢管法 water-gas lap weld process
水煤氣法
Water gas method
以上为机器翻译结果，长、整句建议使用 人工翻译 。
采用共沉淀法在多种条件下分别制备氧化铁及其负载金催化剂，测定其水煤气变换反应活性。
Both iron oxide and its supported gold catalyst for water-gas shift reaction were prepared under various conditions through co-precipitation method.
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