常見例句雙語例句The properties of ferrous powder metallurgy materials can be improved by powder's alloying technique.鐵基粉末冶金材料性能提高可通過粉末合金化方法達到。Ferrous powder metallurgical materials possess enormous potential market and have been developed rapidly.鐵基粉末冶金材料是發(fā)展迅速和具有巨大應用潛力的工程材料。Production of ferrous powder by oxidative roast of copperas, a byproduct of titanium pigment was introduced, and optimum process for the transformation of sulfur to sulfur trioxide was studied.介紹了以硫酸法鈦白粉副產(chǎn)物綠礬為原料，氧化焙燒生產(chǎn)鐵紅粉，并研究了氧化反應中硫轉化為三氧化硫的適宜工藝條件。 返回 ferrous powder