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All kinds of the detected and analyzed has proved that the analyzer has high accuracy with the error within the allowable range compared with the result of chemical analysis method , what's more, it is so quick that it only takes just 15 min.

多种检测试验及实际分析应用证明,其检测准确度高,与化学分析法测试结果的误差值均在化学法的允许差之内;且检测速度快,从样品处理到检测结果仅需15min。

The fracture morphology, chemical composition and microstructures of working layer and inside of working roll for blooming mill were analysed by observing its macrostructure, microstructure and chemical composition, and the crack cause for the roll was found out.

通过宏观、金相检验和化学分析,对初轧机工作辊的断口形貌、化学成分以及工作层和芯部的金相组织进行了分析,找出了轧辊的断裂原因。

In recent years, electrogenerated chemiluminescence has become an important and valuable detection method in analytical chemistry.

近年来,电致化学发光在化学分析领域已经成为一种重要的分析检测方法。ECL是一种由电化学反应所产生的发光现象。

The methods of chemical analysis often used for commodity inspection involve titrimetry- quantitative methods using solution chemistry to determine the concentration of analyze, and gravimetry.

常用于商品检验的化学分析方法包括滴定法一用溶液化学来测定分析物浓度的定量分析方法,以及重量法。

The isopiestic method for multicomponent saturated solutions combines isotonic equilibrations with chemical analyses and determines the solubilities of saturated solutes and water activities simultaneously, which makes sure that the experimental solubilities and water activity refer to the true thermodynamic equilibrium and the most precise chemical analyses.

多元饱和溶液的等压法将等压平衡与化学分析统一起来,同时测定饱和溶质的溶解度和水活度,可以确保溶解度和水活度的实验值是由可靠的热力学平衡和精确化学分析确定的。

According to logging results of 167 boreholes and chemical analyses of 24 369 samples as well as characteristics of element distribution at 4 000 m, 3 950 m and 3 900 m levels, the deposit is characterized by alteration, mineralization and element geochemistry of the porphyry. Alteration and mineralization are spatially and temporally related to the augen quartz phenocryst_bearing hornblendequartz diorite porphyrite (J3δομ).

根据167个勘探钻孔编录和化学分析(24369件化学分析样品)资料,以及对海拔4000 m、3950 m、3900 m水平面的Cu、Au、Ag、Mo、Mn、P b、Zn、W、K、Na、Ca、Rb元素分布规律的分析,显示矿体具有斑岩型矿床的蚀变、矿化以及元素地球化学特征,主要矿化和围岩蚀变在时间上和空间上均与含眼球状石英斑晶的角闪石英闪长玢岩(J3δομ)有关。

According to logging results of 167 boreholes and chemical analyses of 24 369 samples as well as characteristics of element distribution at 4000 m, 3950 m and 3900 m levels, the deposit is characterized by alteration, mineralization and element geochemistry of the porphyry. Alteration and mineralization are spatially and temporally related to the augen quartz phenocryst-bearing hornblende-quartz diorite porphyrite (J3δομ).

根据167个勘探钻孔编录和化学分析(24369件化学分析样品)资料,以及对海拔4000m、3950m、3900m水平面的Cu、Au、Ag、Mo、Mn、Pb、Zn、W、K、Na、Ca、Rb元素分布规律的分析,显示矿体具有斑岩型矿床的蚀变、矿化以及元素地球化学特征,主要矿化和围岩蚀变在时间上和空间上均与含眼球状石英斑晶的角闪石英闪长玢岩(J3δομ)有关。

The content of kaolinite varies in the range of 80%to 95%.Two occurrences of kaolinite are rev ealed:one is in the form of aggregate of vermiform crystals;another is in the form of cryptocrystalline or colloidal materials.Its crystallization index is calculated to be 0.54~0.74a nd 0.47~0.53,indicating its higher degree o f order.Chemical analyses show that the compositions of kaolinite are close to its theoretical values.

光学及扫描电子显微镜、 X射线衍射分析和红外分析等系统性研究的结果表明,高岭石主要有两种存在形式,一种呈蠕虫状集晶,另一种是隐晶质或胶状高岭石,测得其结晶指数分别为 0.54~ 0.74和 0.47~ 0.53,说明其有序度偏高;化学分析结果表明,其化学成分接近于高岭石的理论值, Al2O3含量达 35%~ 37%, SiO2含量为 47%~ 48%,碱金属、碱土金属及其他氧化物含量很低。

The composition of obtained PMN-PT have been analyzed by means of macro-quantity chemical analysis. The analyzed results of the Pb2+ concentration indicated that PbO in the PMN-PT seldom volatilized at 850℃. The PbO volatility loss could be up to 3.9% when sintered at 1200℃.

采用定量化学分析法对PMN-PT中的阳离子进行滴定分析。pb~(2+)的化学分析结果表明:在850℃下合成PMN-PT钙钛矿相时,氧化铅的挥发量极少。

We controlled the composition of reactants and reaction time to study their relations and their effects on optical characteristics, morphology and physical property of the formed coatings. The particle size of silica and modified silica were measured by TEM and light scattering. The surface morphologies of the films were observed by FESEM, SEM, and α-step. FTIR and EDAX were employed to investigate the chemical bondings in the coatings.

实验中调整反应组成物(TEOS、HCl、DPHA、MSMA)和反应条件彼此间的反应关系作分析,探讨反应物添加量对混成材料的光学、形态学、物性之影响,利用粒径分析仪,TEM观察粒径大小及分布、利用FESEM,SEM,α-step观察表面形态学,,而其化学分析部份,利用FTIR,EDAX检测其化学结构及元素分析。

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