phase composition

Ceramic lined steel pipes can be produced by SHS ( Self propagating synthesis) thermit process. Effect of SiO 2 addition on reacting process, microstructure and phase composition of the layer is investigated.

采用自蔓延铝热剂法可制备陶瓷内衬钢管，研究了添加物SiO2对反应过程及陶瓷衬层显微组织、相组成的影响。

Resolution of benzoin, hydrobenzoin and α-phenethyl alcohol with ( R)-phenylglycine based chiral stationary phase ( Chirex 3001) in the normal-phase conditions were studied. The effects of the mobile phase composition and the column temperature on the chiral resolution were investigated.

正相模式下研究了安息香、氢化安息香及α-苯乙醇在苯基甘氨酸型手性固定相Chirex3001上的拆分，探讨了流动相组成及柱温对手性拆分效果的影响。

X-ray diffraction was used to characterize the phase composition of the solid phases, CPC paste in setting process and hardened CPC.

实验前的CPC粉末、凝固过程的CPC膏体和硬化物的相成分用X射线衍射（XRD）表征，并选择凝固过程中具有代表性时间点的样品用扫描电子显微镜（SEM）观测形貌。

Calculation of liquid phase composition under brine mixing GAS PHASE BACK MIXING MODEL AND GAS LIQUID MASS TRANSFER CHARACTERISTIC IN AIR LIFT LOOP REACTOR

兑卤在光卤石区反应平衡时液相组成的计算气液环流反应器中基于大、小两类气泡的气相返混模型和气液传质特性

The Optimization of Binary Mobile Phase Composition in Multi-Step Linear Gradient Elution

液相色谱二元多阶梯线性梯度曲线的最优化

The phase composition, microstructure and the element of the thin film were characterized respectively with X-ray, scanning electron microscopy and EDAX.

通过x射线衍射仪、扫描电镜、能谱分析仪分别对（Ti，Al）N薄膜的相结构、微观形貌及薄膜成分进行了检测与表征。

The phase composition, micro-structure and microwave attenuation of AlN-W composites were characterized by XRD, SEM and network analyzer.

运用XRD、SEM和矢量网络分析仪对AlN-W复相衰减材料的相组成、显微结构和衰减性能进行表征。

Phase Composition of Li B Alloy Used for Thermal Battery and Its Influence on Discharge Behavior

热电池用LiB合金的物相组成及对放电性能影响

Effect of alloying elements on phase composition of ZrMn_2-based Laves phase hydrogen storage alloys

合金化对ZrMn2基Laves相贮氢合金相组成的影响

Research on bauxite corundum phase composition has been conducted by means of optical microscope, SEM, EPMA, XPS, XRD.

用光学显微镜、扫描电镜、电子探针、光电子能谱和X射线衍射仪对矾土刚玉相组成进行了研究。

Effect of Heat-treatment on Phase Composition and Structure in YT 14 Carbide Cobalt

热处理对YT14硬质合金钴相成分和结构的影响

Phase Composition and Coefficient of Thermal Expansion of Mo-Si Composites Prepared by Liquid Reactive Sintering

Mo-Si材料相组成与热膨胀性能的研究

According to the experiment of Au-Ti diffusing couple and Au-Ti-C ternary phase diagram, the transformation of phase composition and phase growth and decay of Au-Ti-C ternary system at high temperature were studied.

通过C与Au-Ti合金的扩散偶实验，结合Au-Ti-C三元相图，总结了Au-Ti-C三元系在高温条件下各相组成变化、中间相形成和消长规律。

Effe cts phase composition of powders on the microstructure and properties were studied.

研究了粉末相组成对金属陶瓷组织及性能的影响.

Phase composition of reaction products was determined by X-ray diffraction.

用 X 射线衍射法测定了产物相组成及相对含量.

The characteristic of titanium and steel direct fusion welding, microstructure and phase composition of the welds are analyzed, the mechanism of brittle crack in titanium-steel fusion welds is discussed and approaches to join the titanium and steel are proposed.

分析了钛钢直接熔焊的焊接特点，焊缝的组织和相组成，论述了钛钢熔焊焊缝脆裂的机理，提出了钛钢焊接的途径。

The γ phase composition limit and the carbon content width in two phase WC-Co cemented carbides were derived according to the relations among all phases in aloys.

依据WC－Co硬质合金各相含量间的关系，推求出两相（WC＋γ）合金中γ相成分极限和碳含量宽度。

The composites of different Mo/ Si ratio were prepared by vacuum liquid reactive sintering. The phase composition and microstructure of composites was analyzed by XRD and SEM, respectively. Their coefficients of thermal expansion ( CTE) were measured by thermal dilatometer.

利用液相反应烧结制备不同配比的Mo-Si复合材料，用X射线分析相组成，扫描电镜观察微观组织形貌，热膨胀仪测不同块体材料的热膨胀系数（CTE）。

After heat treatment at 500 ℃, the phase composition of coating is almost HA in which theCa/ P ratio is 1. 61;

空气中500℃热处理后，涂层基本转化为羟基磷灰石，其Ca/P比约为1.61；

Aqueous phase composition characteristics of mineral fluid inclusions and its significance in ore genesis

矿物包裹体液相成分特征及其矿床成因意义

The phase composition analysis shows that the Ni_3C, Mn_ 23 C, γ( Ni, Mn) and nano-scale diamond particles exist in the metal thin film contacting the diamond, and graphite was not found on the interface.

分析表明金刚石/金属包膜界面包膜一侧由Ni3C，Mn23C，γ（Ni，Mn）和纳米级金刚石颗粒组成，未发现石墨结构；

Quantitative analysis of phase composition of EMD ( electrolytic manganese dioxide ) by X-ray diffraction method is introduced.

用 X 射线衍射定量物相分析法.测定了不同产地EMD ( 电解二氧化锰 ) 中不同晶型二氧化锰的含量.

It is found that the phase composition and reactions of mineral matters are basically consistent with ternary phase diagram of CaO-SiO_2-Al_2O_3.The system of mineral matters is mainly dominated by the change of Ca-aluminosilicates.

结果表明，高温下煤中矿物质在弱还原气氛中的变化基本与CaO-SiO2-Al2O3三元相图相符，矿物质的变化主要由钙质硅铝酸盐控制。

Xray diffraction ( XRD) was used to analyze the phase composition.

通过X射线衍射（XRD）分析烧结产物的相组成。

The results indicated that the main phase composition of the gangue was CaMg ( CO_3)_2 and Ca_5F ( PO_4)_3, the content of MgO was 19.0% and P_2O_5 5.94%.

结果表明：该尾矿的主要物相为CaMg（CO3）2、Ca5F（PO4）3，MgO含量为19.0%、P2O5含量为5.94%；

The phase composition and microstructure of corrosion layer of the attacked specimen was examined by XRD and SEM.

试验完成后，用XRD分析坩埚试样侵蚀层的相组成，用扫描电子显微镜观察坩埚试样侵蚀层的显微结构。

Boron carbide coatings were deposited via vacuum plasma spraying, and then their microstructure, phase composition, hardness and bonding strength were examined.

本文采用真空等离子喷涂方法制备碳化硼涂层，对涂层的结构、组成、硬度及结合强度进行了观察与测定。