combined carbon meaning in English

化[结]合碳
化合碳
结合碳

Methods for chemical analysis of iron , steel and alloy . the combustion gravimetric gas - volumetric method for the determination of combined carbon content
钢铁及合金化学分析方法非化合碳含量的测定
Powder metallurgy . sintered steels and alloys excluding hardmetals . determination of total carbon and non - combined carbon contents
粉末烧结.除硬质合金以外的烧结钢和合金钢.总碳量和非化合碳含量的测定
This tool was subjected to chemical analysis and was found to contain combined carbon , which suggests that it may have been composed of steel
这工具受化学分解的影响而发现含有二氧化碳，使人猜想由铁组成。
Sampling and analysis of iron , steel and other ferrous metals - methods of analysis - determination of carbon - cast iron and pig iron : gravimetric method for the determination of non - combined carbon
铁钢和其他铁合金的抽样和分析.分析方法.碳的测定.铸铁和生铁：非化合碳测定用重量方法