characterize by的意思|示意

Methods to isolate the constituents by reverse phase chromatography, and characterize their structures by the analysis of chemical property and spectral data.

方法利用反相层析的方法进行分离纯化，根据化合物的化学性质与光谱数据鉴定其结构。

The need to characterize damage resistance and damage tolerance behaviour of composite laminates was proposed by the design requirements and usage experience.

复合材料结构的设计要求和使用经验提出了复合材料体系损伤阻抗和损伤容限性能表征的需求。

My interest in the psychology of accidents has been rekindled by a recent project in which I am involved that attempts to characterize the psychological risk factors for suicide among US Soldiers.

近期的一个项目重新激发起了我对意外事故心理学的兴趣，我参与其中，尝试描绘出导致美国士兵中自杀的心理上的风险因素。

Because of their multi scale characteristic, it's impossible to characterize machined surfaces objectively with statistic parameters measured by a measuring instrument of limited resolution.

机加工表面的多重尺度特征导致在一定分辨率测量条件下所测得的统计参数不能客观地反映被测表面的特征。

Overall, one may therefore characterize the export performance as modest, though in value terms this has been masked by the recent commodity price boom," he said.

整体而言，非洲国家的出口情况适度，尽管最近商品价格猛涨掩盖了这种适度增长的实际价值。

We may characterize an atomic state by a quantum number L.

我们可以用量子数l描写一个原子的状态。