The characteristic parameter B is an important quality index on the inorganic macromolecule flocculant, and it will determine the chemical configuration and speciality of the coagulator.
特征参数B是无机高分子絮凝剂的重要质量指标，它直接决定着絮凝剂产品的化学结构形态和特性。
The paper discusses the dynamical characteristic of the B-contactor structure, which is a primary analysis and study of the sensitivity of the design parameter variance.
以直动式B系列交流接触器为例，就其结构的动态特征对设计参数改变的灵敏程度进行分析。
The characteristic parameter of coal tar pitch was investigated by B-L equation, The structural compositions of QI from coal tar pitch were studied by means of SEM and energy spectrum.
通过B-L公式计算了煤焦油沥青的结构，采用扫描电镜（SEM）和能谱分析研究了煤焦油沥青中的喹啉不溶物（QI）。
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