trace metal analysis 微量金属分析 ; 痕量金属分析
Different techniques have evolved for trace-metal analysis of polymers. In general, techniques come under two broad headings: destructive techniques and non-destructive techniques.
不同的聚合物技术已经进化为痕量金属分析。一般来说，技术面临两大标题：破坏性技术和非破坏性技术。
Stripping analysis has been widely recognized as a powerful tool for trace metal analysis.
电位溶出法在环境无机痕量分析尤其金属元素测定方面得到了广泛的应用。
Through investigation analysis it is confirmed finally that trace metal element lacks to cause the sludge bulking.
经过调查分析，最后确认污泥膨胀是由微量金属元素缺乏所致。
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