用扫描电子显微镜和X射线衍射技术分析了微晶玻璃析晶和显微特征。
The crystallization and microstructure of the glass were investigated using scanning electron microscopy and X-ray diffraction technique.
用这一判据可以方便，准确地确定各玻璃系统中玻璃析晶的难易，寻求稳定的玻璃成份。
With this criterion, the easiness of glass crystallization in glass systems can be easily and accurately determined so as to find a stable glass composition.
利用 XRD，SEM和DTA 等分析手段研究了晶化和核化时间对微晶玻璃析晶行为的影响。
The effects of nucleation and crystallization time on crystals behaviour were studied by XRD, SEM and DTA.
另外，热处理气氛、化学组成以及氮的来源都对氧氨玻璃的析晶产生影响。
In addition, the atmosphere in heat treatment, chemical composition and different sources of nitrides can influence the crystallization of oxynitride glasses.
用SEM观察到玻璃纤维的表面光滑、低析晶、断口质密度高、断口贝纹呈明显沟状。
It is observed by SEM that glass fiber has smooth surface, low crystallization, high density of fracture and shellfish veins of fracture obviously submits ditch form.
介绍了利用差热分析求取玻璃的析晶活化能、最佳的热处理温度的方法。讨论了差热分析在玻璃中的应用问题。
Methods for obtaining Crystallized activation energy of glasses and the optimum temperature of the heat treatment are described. The problem concerning the application of DTA in glasses is discussed.
OH键、杂质以及界面等因素是石英纤维析晶温度低于石英玻璃的主要原因。
The Si—OH bond, impurity and phase interface are the important factors for the crystallization temperature of the quartz fiber to be lower than that of the quartz glass.
利用晶格能对凝胶玻璃的稳定性与析晶特性进行了定性分析。
The net stability and crystallization of the gel-glass was analyzed by energy of crystal lattice.
通过研究玻璃粉的几个重要控制指标如析晶、玻璃化温度，确定了玻璃粉的最佳配比。
By studying the several important control indicators of glass powder, such as crystallization, glass temperature, the optimum proportion of glass powder is made certain.
而试样中的含量对于该玻璃的分相机制及析晶种类有很大的影响。
But the content of has significant effect on the mechanism of phase seperatin and the types of crystalline .
在初晶相为鳞石英的平板玻璃中加入千分之几的P_2O_5后对析晶性能的影响与初晶相为硅灰石的平板玻璃是不同的。
The effect of addition of P_2O_5 in a few thousandths on the devitrification behavior of plate glass with primary phase of tridymite is different from that with primary phase of wollastonite.
就石材锯切粉在微晶玻璃中应用的主要问题—铁对析晶的影响展开研究。
In this paper, a main application of stone-powder in glass-ceramics was investigated.
此计算的结果也符合试样形貌的SEM观察，即过析晶过程使得整体微晶玻璃的孔径增大。
This calculation was also confirmed by the observation under SEM, that the pore size enlarged in the whole area of the sample after post-crystallization.
晶核剂的加入，降低了玻璃的析晶活化能和析晶峰温度。
The crystallization activation energy and temperature of crystallization peak were obviously decreased by the addition of nucleation agent.
对所析出的方石英、鳞石英和硫方石英的显微结构进行了讨论，同时亦讨论了石英玻璃的析晶对复合材料烧结的影响。
The microstructure of crystallized cristobalite, tridymite andmelanophlogite have been studied and the effect of crystallization on sintering of compositealso has been discussed.
系统研究了石英基陶芯的反玻璃化影响因素和方石英析晶与陶芯性能的关系。
The basic influence of devitrification of silica-based ceramic core and the relation between cristobalite and core's properties have been investigated systematically in this article.
以含稀土氧化物的硼酸盐玻璃为例，计算了玻璃的析晶活化能及晶体生长指数。
Taking borosilicate glasses containing rare-earth oxides as examples both the activation energy of crystallization and crystal growth index were calculated.
本实验研究了玄武岩及其加入红砖和炉渣共三种试样熔化后高温熔体的粘度及熔体水淬后玻璃态试样的析晶性能。
The viscosity and crystallizability of basalt melt and the other two samples, which are composed of a certain amount of brick and of blast furnace slag respectively, are studied experimentally.
用XRD研究了玻璃的析晶类型，讨论了影响工艺过程的主要因素。
In this paper, XRD is used to detect the type of the crystalline and the primary factor effected the technological process are discussed.
玻璃的析晶产物主要是六方（H）与三斜（T）晶型的硼酸钐晶体。
玻璃的析晶产物主要是六方（H）与三斜（T）晶型的硼酸钐晶体。
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