采用低倍组织试验、化学成分分析及金相检验等方法，对出现边裂的带钢卷进行了解剖分析。
Structure testing in low magnificution, chemical composition analysis and microstructure examination were used to analyze the edge cracking of strip steel coil.
根据对红层岩石的化学分析，阐述了红层边坡风化过程中化学成分的变化及其风化进程。
Based on the chemical analysis, the change of chemical composition of slope rock and the weathering process of slope in red bed were stated.
采用仪器中子活化方法分析了宁强碳质球粒陨石基质及暗色边化学成份。
The chemical compositions of the Ningqiang carbonaceous chondrite matrix and a dark rim are analysed with instrumental neutron activation method.
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