The types and structure of carbon nanotubes are introduced. The two common preparations methods are discussed in detail. Besides their applications in chemical industry are summarized.
本文扼要介绍了碳纳米管的分类和结构，着重讨论了两种常用的碳纳米管的制备方法及其在化工领域的应用。
This paper discussed thoughts of structure design, hydraulic design and seal design of HD type petrol - chemical process pump, in order to communicate with experts in petrol - chemical industry.
本文论述了HD型石油化工流程泵在开发研制过程中结构、水力设计以及密封问题上的思考，与化工行业的同行进行交流。
The structure, chemical properties and applications in coating industry of LPB have been introduced in this paper.
介绍了液体聚丁二烯的结构、化学特性及在涂料工业中的应用。
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