Varieties, influence of rheological agent to coating performance, performance and application of common rheological agent are covered. Development orientation of new rheological agent is introduced.
综述了流变剂的种类、流变剂对涂料性能的影响、常用流变剂的性能及应用等，介绍了新型流变剂品种的发展趋势。
At the same time according to user needs, development and production of new varieties of all kinds of ceramics.
同时可以根据用户需求，开发生产各类陶瓷新品种。
A better understanding of the varieties, positions and ways of development of an English topic sentence in a paragraph is beneficial to learners in improving their reading as well as writing skills.
在英语阅读和写作教学中，正确理解段落主题句，准确把握段落主题句的种类、位置，并掌握其扩展方法，对于提高大学生的英语阅读速度和写作能力大有裨益。
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