A simple and cheap petroleum vapor mass concentration analysis method is needed.
在该领域研究中，迫切需要简单、便宜的油气质量浓度分析方法。
The experiment result shows that this measuring circuit is able to meet the needs of solution concentration analysis.
实验结果表明，此测量电路能够满足酸碱溶液浓度测量分析的需要。
For its advantages in all aspects, the chromatography detection techniques take a wide range of applications in drug concentration analysis.
色谱分析检测技术因其各方面的优势，在药物浓度检测分析上有著广泛的应用。
The stress concentration analysis was done by the finite element method and boundary element method. The fatigue strength and the strength under the static load were calculated.
对螺纹槽管进行了疲劳强度计算，并采用边界元和有限元法对螺纹槽管的应力集中进行了数值分析及静载强度计算。
The stress concentration analysis was done by the finite element method and boundary element method. The fatigue strength and the strength under the static load were calculated.
对螺纹槽管进行了疲劳强度计算，并采用边界元和有限元法对螺纹槽管的应力集中进行了数值分析及静载强度计算。
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