常見例句Study on the precursor phase composition of iron catalyst and discovery of FeO based catalyst for ammonia synthesis. 鐵催化劑母體相組成的研究和FeO基合成催化劑的發(fā)現(xiàn)。This article put forwards the method the method of determining the content of FeO in cinder. 摘要提出爐渣中氧化亞鐵含量測(cè)定的方法。Definition: Limonite is a mineral of limonite of hydroxides, containing mainly basic ferric oxide [FeO(OH)]. 本品為氫氧化物類礦物褐鐵礦,主含堿式氧化鐵[FeO(OH)] 。Any of a group of widely occurring yellowish-brown to black iron oxide minerals,essentially FeO(OH) nH2O,used as a minor ore of iron. 褐鐵礦大量出現(xiàn)的黃褐色至黑色的氧化鐵礦群中的一種,主要成分為FeO(OH) nH2O。Any of a group of widely occurring yellowish-brown to black iron oxide minerals, essentially FeO(OH) nH2O, used as a minor ore of iron. 褐鐵礦大量出現(xiàn)的黃褐色至黑色的氯化鐵礦群中的一種,主要成分為FeO(OH)罰?魈?蟛乜?By adjusting the basicity or the content of MgO,CaF2 and FeO,the fracture strength and compression strength of different binding phase were discussed. 以包鋼含氟燒結(jié)礦的粘結(jié)相為研究對(duì)象,考察了粘結(jié)相自身的抗折、抗壓強(qiáng)度隨粘結(jié)相組成的變化規(guī)律。 返回 FEO