Structure testing in low magnificution, chemical composition analysis and microstructure examination were used to analyze the edge cracking of strip steel coil.
采用低倍组织试验、化学成分分析及金相检验等方法，对出现边裂的带钢卷进行了解剖分析。
The methods of extraction and purification, test, chemical composition, structure analysis of tea polysaccharide are summarized.
综述了茶多糖的提取纯化方法、纯度及测定方法、化学组成、结构分析方法。
Through depth analysis of the interface layer, it is discovered that interface of the material added with polymer has good chemical and physical structure.
界面层的深度分析发现，掺加聚合物的材料界面具有良好的化学和物理结构。
RESULTS Chemical structure of the product was confirmed by melting point and element analysis.
结果所得产物经熔点测定、元素分析确证其结构。
The structure of PAE with high and low solids content was found out by chemical analysis and IR spectrum.
通过化学分析、红外光谱分析等手段确定了高固和低氯pae的结构。
The analysis of its structure, stability, flavor properties and toxicity will stress its chemical properties and edible safety.
对谷氨酸一钠的结构、稳定性、呈味性质和毒理性质进行分析，从而证明其化学特性及食用安全性。
Analysis about the abundance in different stellar populations is a very important subject in study of the structure and chemical evolution of the Galaxy.
恒星元素丰度是探讨银河系化学演化的重要探针，分析不同星族成分的元素丰度是研究银河系结构和化学演化的重要课题。
This paper discussed the chemical structure, physiology, extraction, nutrition and process stability, analysis method and the future in medicine and food industry of folic acid.
论述了叶酸的化学结构、生理作用、提取方法、营养与加工稳定性、检测方法以及在医药和食品工业中的应用前景。
XRD, TG-DTA, SEM, TEM, and elementary analysis were used to characterize the structure, particle morphology, characteristic, and chemical composition of the synthesized layered compounds.
通过XRD、TG - DTA、SEM、TEM和元素分析研究了合成产物的结构、形貌、性质和化学组成，探讨了合成条件对水热反应产物的影响。
Results The chemical structure of composite production was confirmed by element analysis, IR, MR and PNMR. The overall yield of 56%.
结果合成产物的化学结构经元素分析、红外、核磁共振和质谱检测确证，总收率为56%。
A new kind of starlike polyether epoxy resin was synthesized and its structure and composition were characterized by the FTIR spectrum and the chemical analysis.
合成了一种新型星形聚醚环氧树脂，用以改善双酚a环氧体系的综合性能。用FTIR光谱和化学分析法，表征了其结构组成。
The testing of X-ray, chemical analysis and physical property indicates that the chemical treatment has no evident effect on the physical property, chemical composition and structure of native gold.
光、化学分析和物性测试表明，化学处理对自然金的物性、化学成分和结构无明显影响。
Based on the analysis of the chemical structure of polycarboxylate-type superplasticizers with polyoxyethylene (PEO) side chains, the dispersing properties for cement particles were investigated.
基于对羧酸的化学构造剖析与乙烯型高效减水剂(peo)的侧链的水泥颗粒的分散性能停止了研讨。
In this paper, microscopy, XRD, IR, chemical and MOSCC analysis were used to study the composition and structure of the natural phosphate rock.
本文采用显微镜观察、XRD、IR、化学分析及MOSCC法研究了天然磷块岩的成份与结构；
The foundry technology for resistant pressure base seat of submarine motor were discussed from some respects of chemical constitution, analysis of casting structure, modeling materials etc.
从化学成分、铸件结构、造型材料等几个方面探讨了潜水电机耐高压机座的铸造工艺。
The chemical structure of the resin was analyzed according to the analysis results and preparation, which were further compared with the ATR spectroscopy.
两种分析手段得出了一致的结论，说明化学方法完全可以用于脲醛树脂的结构表征。
Its chemical composition and structure are characterized by the chemical analysis, elemental analysis, IR patterns and X-ray powder diffraction.
经元素分析、X -射线粉末衍射、中红外、远红外光谱进行表征，确定了配合物的组成和结构。
On the basis of chemical and spectral analysis, the structure of the compound was identified as kaempferitrin.
根据化学方法及波谱学技术鉴定了所得化合物为山柰苷。
The reason of roll fracture has been analyzed by means of chemical composition analysis, macro fractograph, low magnification structure and microstructure examination.
采用化学成分、宏观断口、低倍组织及金相组织等分析方法对轧辊断裂原因进行了分析。
The structure of the a-long-chain alkylbetaines was characterized by chemical analysis, element analysis, infrared spectrum, nuclear magnetic resonance and mass spectrometry.
采用化学分析、元素分析、红外光谱、核磁共振及质谱等方法对产品进行了表征。
Surface analysis methods were used to investigate the physical and chemical structure of the burning surface of RDX-CMDB propellant before and after combustion.
运用几种表面分析方法研究了硝胺改性双基推进剂燃烧前后的表面物化结构。
The fracture mode and cause were analyzed and determined by fracture surface observation, metallurgical structure examination, chemical analysis and hardness testing.
通过断口宏微观观察、金相组织检查、化学成分及硬度检测等手段确定了叶片断裂性质和原因。
Through the analysis on the surface structure by TG and XPS, it has been confirmed that the PMMA layer is presence and it formed chemical bond between the...
通过差热分析(TG)、光电子能谱(XPS)对片状铝粉表面结构进行分析，得出铝粉颗粒表面确实存在PMMA的包覆层且PM MA与铝粉颗粒是以化学键作用相结合。
Through the analysis on the surface structure by TG and XPS, it has been confirmed that the PMMA layer is presence and it formed chemical bond between the...
通过差热分析(TG)、光电子能谱(XPS)对片状铝粉表面结构进行分析，得出铝粉颗粒表面确实存在PMMA的包覆层且PM MA与铝粉颗粒是以化学键作用相结合。
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