The controlling methods of polymeric dispersant with low polymerization degree and narrow molecular weight distribution were introduced.
介绍了低聚合度、窄分子量分布的聚合物分散剂的控制方法。
X-ray diffraction shows that polyaniline crystal particles are formed in SF coal, which have low polymerization degree and form the stable composites with SF coal.
衍射分析表明，苯胺在煤中聚合生成了较多低聚合度的聚苯胺晶粒，这些晶粒与SF煤发生了较为稳定的复合。
PVA with low conversion had higher polymerization degree and linear degree as com- pared with PVA with high conversion;
低转化率PVA相对高转化率PVA具有高的聚合度和线性程度，所得纤维力学性能更高。
The analysis shows that, so far, the issues of high-tech zones in China are weak competitiveness, low level of industry concentration, not higher degree of industry polymerization and so on.
分析结果表明，我国高新区存在现有竞争力不强，产业集中程度低，产业聚合度不高等问题。
Since it is a polyelectrolyte with a low degree of polymerization, its own viscosity is negligible; it increases flowingness of the glaze so that less water needs to be added to the paste.
尽管它是一种低度的聚合高分子电解质，但其自身的粘合性是可以忽略的。
Since it is a polyelectrolyte with a low degree of polymerization, its own viscosity is negligible; it increases flowingness of the glaze so that less water needs to be added to the paste.
尽管它是一种低度的聚合高分子电解质，但其自身的粘合性是可以忽略的。
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