There are carboxylic acid groups and carboxylate groups on the surface of mixed acid-treated carbon nanotube.

報(bào)道了一種多壁納米碳管修飾電極的制備方法并表征了它的電化學(xué)特性。

FTIR and N2 adsorption results showed that the decorated carbon nanotube was of carboxylation, while its specific surface area increased.

采用FTIR欧美1819sex性处BBW、XRD免费特级淫秽网站、SEM、HRTEM和N2吸附等分析測試手段對樣品的形貌操操操欧美、晶相組成和微觀結(jié)構(gòu)特征進(jìn)行了表征国产精品178页。

The main content is as follows;(1)Five fluorenyl cardo diamines with different alkyl substituents were synthesized and characterized.

主要內(nèi)容包括；1日韩欧美中文国产va。五種含有不同烷基取代基的芴基Cardo型二胺單體被合成和表征一级伦奷视频A片一女。

In this study, the electrical conductive composites (comprised of thermoplastic matrix resins-high density polyethylene, polyphenylene sulfide and polyarylethersuifone with cardo group, and conductive fillers-short carbon fiber, carhon black and graphite) are prepared and characterized in detail. The relation among composite structure and directalternating electric properties, some electric and magnetic parameters under X-band microwave and shielding effect, the mechanical behaviour are analysed. And furthermore, some relative experimental devices are developed.

本工作利用短切碳纖維、炭黑、石墨為導(dǎo)電填料填充熱塑性樹脂高密度聚乙烯、聚苯硫醚、酚酞型聚芳醚砜，制得具有良好導(dǎo)電性能和機(jī)械性能的導(dǎo)電性高分子復(fù)合材料，并以此為對象黄色一级大片在线免费观看，研究了材料的穩(wěn)恒電場和交變電場的基本特性與材料結(jié)構(gòu)的關(guān)系，研究了在X波段微波場下的電磁參量及屏蔽效應(yīng)无翼乌邪恶全彩女教师，以及研究了復(fù)合材料及其基體樹脂的力學(xué)行為日韩精品无码免费午夜专区，與此同時(shí)還建立了相應(yīng)的表征測試手段。

The level of carotenoid in human body can be used to reflect the human's health condition.

它在人體中的含量可以用來表征人體的健康狀況。

Cardanol is principal component of Cashew Nut Shell Liquid used as raw material. According to its structure characteristic, a series of high-performance or functional polymers have been prepared by organic synthesis and polymeric synthesis.

本研究以天然產(chǎn)物腰果殼的榨取液為原料高清无码免费视频，根據(jù)該殼液主成分腰果酚的結(jié)構(gòu)特征欧美亚洲日韩A级乱码，采用有機(jī)合成和高分子合成等方法，制備一系列具有高性能或功能性的高分子化合物啊……轻点国产视频；并用物理和化學(xué)等方法，以及現(xiàn)代測試手段進(jìn)行結(jié)構(gòu)表征和性能測試。

To promote the performance of silver catalyst, it's necessary to characterize it.

而銀催化劑的性能的提高離不開對其進(jìn)行有效的表征无码国产真人一级a爱做片。

The fourth chapter will put emphasis on the relations between word sense and psychology from the angle of cognitive semantics欧美日韩喷潮一级A片、categorical mechanism亚洲无码黄色视频在线、psychological dictionary theory and interpretive imagery scheme, in order to pursue psychological mechanism of adjectival paraphrase group interpreting in"Modern Chinese Dictionary"and the token and organization of word sense in our mind.

第四章將研究目光轉(zhuǎn)向詞義與心理的關(guān)系方面，從認(rèn)知語義學(xué)欧美肏屄在线观看、范疇化機(jī)制、心理詞典論和詞典釋義意象圖式等角度入手一级黄色视频6f，以期探求《現(xiàn)漢》"形容"義類釋義的心理機(jī)制、詞義在心理的表征和組織等成人色综合综合网站。

Structure and morphology of the cathode materials are analyzed by XRD and SEM.

利用XRD和SEM表征了復(fù)合粉體的結(jié)構(gòu)人人靠人人干。

The structure of the prepared cathode material was characterized by XRD.

用XRD對材料的晶體結(jié)構(gòu)進(jìn)行了表征。