表征

The products were characterized by X-ray diffraction、Fourier transform Infrared、thermal gravity、differential thermal analysis and transmission electron microscopy respectively .

产物通过 X-射线粉末衍射、透射电子显微镜、热重分析、差热分析、傅立叶红外光谱等手段进行了表征。

The structure of the resin and its thermo capability were analyzed and characterized by IR and thermoanalysis.

用红外光谱和热分析手段对该改性树脂的结构和热性能进行了分析表征。

CoCr_2O_4 nanocrystals with an average grain size about 12nm have been synthesized by thermolysis of polymer-metal complex in vacuum and subsequent oxidation in air.

通过高分子金属络合物热解法制备了CoCr2O4纳米晶，并对它的表面微结构和磁性能进行了表征。

FTIR,X-ray,TMA and SEM were used to study and characterize the microview struc-ture and thermoplasticity of cyanoethylated wood.

利用FTIR、X－ray、TMA、SEM等对氰乙基化木材的微观结构和热塑性进行了研究和表征。

Tris(4-aminophenyl) thiophosphate and its relative derivatives were synthesized and the optimum reaction conditions were selected in this paper. The products were characterized and analyzed by IR, NMR, MS and HPLC.

合成了硫代磷酸三(4-氨基苯)酯及其衍生物，通过优化实验确定了最佳反应条件，并用红外光谱、核磁共振波谱、质谱、高效液相色谱等谱学手段对合成产物进行了表征和分析。

The synthesis and structure properties of Fe-Mg-HTlc and Mg-Zn-Al-Fe-HTlc, the electrochemical properties of Fe-Mg-HTlc and the thixotropy of HTlc/clay suspensions and the application of HTlc were studied in this paper.

本论文系统研究了Fe-Mg—HTlc及Mg-Zn-Al-Fe-HTlc的制备与表征、Fe-Mg-HTlc的电性质、HTlc／粘土悬浮体的触变性及类水滑石化合物在油田开发领域的应用。

The results indicate that the composites are composed of α-Al_2O_3, TiC and Co.

表征结果表明，复合材料的相组成为α-Al_2O_3、TiC和CO，没有新相生成。

The first symptom of true love in man is timidity, in a girl isboldness.

真正的爱的最初的表征是男性的羞怯和女性的大胆。

Chapter 7 A Fused Silica PLOT Column Prepared with Nanotube Titanic Acid Adsorbent and the Influence of Treatment on Its Behavior In the chapter, the nanotubed titanic acid H〓Ti〓O〓(OH 〓 was synthesized in our laboratory, morphology and structure of nanotubed titanic acid was investigated, a fused silica PLOT column was prepared with used that as a new kind of stationary phase in gas-solid adsorption chromatography.

第七章 钛酸纳米管PLOT石英毛细管色谱柱的制备及热处理对色谱保留性能影响研究在实验室合成了具有较大比表面积和纳米管特性的钛酸纳米管，对其热处理前后的形貌和结构进行了表征，将其作为气-固色谱吸附剂制备出一种新型钛酸纳米管PLOT石英毛细管柱，同时考察了这种纳米管结构的钛酸作为固定相对C〓～C〓烷烃混合物、空气、SF〓以及CO和CO〓的分离能力。

The structure were characterized by FT-IR, NMR and chemical titrimetry. The reaction kinetics of condensation polymerization hyperbranched polyester has also been studied.

采用FT-IR、NMR和化学滴定等方法对产物进行了表征和分析，并研究了超支化聚酯的缩聚反应动力学。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷