With proper technique, X-ray fluorescence analysis can substitute the chemical analysis in a certain extent to rapidly get the ultimatecomposition and the content of the drilling cores.
只要技术方法得当，X荧光分析能在一定程度上替代化学分析，从而快速获取钻孔岩芯的元素组成及含量。
2
The effect on the inner composition of debt maturity structure caused by product market competition is different among companies of different ultimate controller.
产品市场竞争对债务期限结构内部构成的影响在不同控股类型的公司之间存在差异。
3
Beethoven music is the first musical composition in musical history that took man's fate and historical ultimate solicitude as the theme.