分析了双相不锈钢及其焊缝和热影响区中产生的金属间化合物等二次相对焊管使用性能的影响。
It analyses quadratic phase stainless and its metal compound generated from weld seam and HAZ, which affect welded pipe usage property.
采用因子分析,相关分析和SPSS统计分析软件对青岛六个功能区大气气溶胶中各种化合物含量进行统计分析。
Factor analysis, correlation analysis and SPSS statistics software are used to analyze the contents of PAHs in the six function zones of Qingdao.
其结果是在细菌化合生长的菌坪中形成一个环状清除区,亦即溶菌斑。
The outcome is a circular clearing, a plaque, in the lawn of confluent bacterial growth .
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