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The chemical composition, morphology, crystal microstructure, particle size, infrared spectra properties and oxidization resistance of the product were analyzed using the high-resolution transmission electron microscopy, X-ray diffractometry, transmission electron microscopy, corresponding selected-area electron diffractometry, thermogravimetric analyzer differential scanning calorimeter and Fourier transform infrared spectrum.

采用高分辨透射电子显微镜、X射线衍射、透射电子显微镜、选区电子衍射、热重和差示扫描量热分析仪以及傅里叶变换红外光谱等手段对试样的成分、表面组成、形貌、晶体结构、粒度、红外吸收性能和氧化特性进行了分析。

The paper first constructs the relating technology framework between coal low temperature self-heating thermal properties parameters and spontaneous combustion, by means of testing on coal samples of diffusibility relative to oxygen, gas-producing simulation in self-ignition process, adiabatic oxidation process, coal spontaneous combustion processing simulation, coal basic physical and chemical parameters, thermal analysis by differential scanning calorimeter , differential thermal analyzer , Thermogravimeter .

通过对试验煤样进行煤对氧的扩散特性试验、煤自然发火过程中气体产物模拟实验、DSC差示扫描量热热分析测试、DTA与TG热分析测试、煤自然发火绝热氧化过程试验、煤自然发火过程模拟试验、煤基础物理化学参数测试的试验研究，就煤对氧的扩散与吸附特性、煤自燃氧化过程中的热力特性与气体产物特性及其与煤自然发火过程之间的相关特性进行了较系统的研究，初步建立了煤低温氧化自热热物理特性参数与煤自然发火之间相关联的技术内涵。

The matrix composites for diamond tools were tested with such modern testing instruments and equipments as DTA-7 differential thermal analyzer, JCXA-733 electronic probe and scanning electron microscope, JEM 2000 FX Ⅱ transmission electron microscope, eXL energy spectrometer, and humidity test instrument. The analysis, comparison, and induction of the testing results prove the enhancing effects of the rare earth on the matrix composites: degeneration, micro-alloying, purification, and catalytic activation. The comprehensive function of these effects leads to the decrease in the porosity of the matrix composites and to the increase in such actual indexes as the flexural strength, hardness, and impact ductility of the whole rare earth Fe-based diamond tool materials.

由DTA-7型差热分析仪、JCXA-733型电子探针及扫描电镜、JEM2000FXⅡ型透射电镜、eXL能谱仪以及莱茨2AP高温显微镜材料润湿性测试仪等现代测试仪器设备对金刚石工具材料进行了测试实验，对测试实验的结果进行了分析、比较和归纳，证实了稀土对胎体材料具有变性、微合金化、纯化和催化活化等四大强化作用机理，这些机理的综合作用导致了胎体材料孔隙率的降低和整个稀土Fe基金刚石工具材料抗弯强度、硬度及冲击韧性等实际使用性能的上升。

A Fourier transform infrared spectrophotometer, a solid state Si-NMR, a scanning electron microscope, an X-ray diffractometer, a thermogravimetric analyzer and a differential calorimeter were used to measure the structural and thermal properties of the WPU/silica hybrids.

研究中使用粒径分析仪、黏度仪与界面电位分析仪分析复合物乳液特性，利用傅立叶转换红外线光谱仪、固态核磁共振光谱仪、表面扫描电子显微镜、X-ray绕射光谱、热重量分析仪、示差扫描热卡计探讨混成复合物的结构、热性质与结晶情形，同时也利用万能拉力机、动态机械热分析仪探讨混成复合物的机械性质。

The gel time curves and differential scanning calorimetry curve of modified CE resin were characterized and curing parameters were determined.

用环氧树脂及酚醛树脂对氰酸酯树脂进行增韧改性，对改性CE的凝胶时间和DSC曲线进行研究并确定了改性CE的固化工艺。

The shape,size,and zeta potential of the nanoparticles were characterized by scanning electron microscopyand differential light scattering,respectively.

以扫描电镜和动态光散射粒度分析仪对纳米粒的形态、大小和zeta电位进行研究。

In order to study the composition segregation region s in bulk metallic glass,small angle X-ray scattering technique and differential scanning calorimetry were used to investigate the evolution of microstructure in Cu55Zr30Ti15 amorphous alloy heated from 310 K to 783 K.

为了研究大块非晶合金中成分分离区的存在状态及其在晶化过程中的作用，应用小角X射线散射技术和差示扫描量热仪研究Cu55Zr30Ti15非晶合金从310 K到783 K之间微结构的演化情况。

The composites were characterized by transmission electron microscopy, dynamic light scattering, differential scanning calorimeter, Fourier transform infrared and X-ray diffraction.

用两步水热法以钛酸丁酯和硅酸乙酯为原料制备了具有高光催化活性的高温稳定的TiO2-SiO2复合纳米粉体。

The structure and morphology of the composites were investigated by X-ray diffraction and scanning electron microscopy.

利用X射线衍射和电子扫描显微镜对共聚物复合材料的结构和形貌进行了分析和表征。

The surface morphology and microstructure of products was characterized by scanning electron microscope and X-ray diffraction.

利用扫描电子显微镜和X射线衍射对样品的表面形貌和微结构进行了分析表征。

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