The optical microscope and SEM were applied to analyze the formation mechanism of transverse corner cracks of Nb microalloyed steel slab.
采用金相显微镜和扫描电镜分析了含铌微合金化钢铸坯角部横裂纹的形成原因。
The microstructure was observed through optical microscope and SEM. The composition was studied by EDS and XRD. And the density and hardness were also measured.
利用金相显微镜和SEM研究了合金的形貌，利用EDS和XRD研究了合金的成分，并测定了合金的密度和硬度。
The microstructure was observed and analyzed through optical microscope and SEM. The zinc added sintered composite product were studied and compared with the al...
通过金相显微镜和SEM研究了复合材料的形貌，对添加锌后的烧结产品进行了分析，并与铝硅粉末体烧结产品对比。
The optical microscope and SEM were employed to analyze the damage of glass fiber during weaving and resin permeability in the course of molding of composite materials.
同时采用光学显微镜和SEM分别对织造中玻纤断裂情况和树脂在复合材料成型过程中的渗透性进行了研究。
Then the morphology was observed by optical microscope and SEM. The grain size of austenite, the number of martensite in austenite grains and the spacing of the lath martensite were measured.
用金相显微镜和SEM观察了试样铸态微观组织形态，测定了奥氏体晶粒尺寸以及奥氏体晶粒内马氏体板条束个数和马氏体板条间距。
In this paper the mechanism and process of light beam surface alloying were investigated by SEM, X-ray diffraction, optical microscope, microhardness etc.
采用SEM、X射线、光学显微镜、显微硬度计等手段研究了高能密度光束表面合金化的机理和工艺。
By using Optical Microscope (OM) and Scanning Electron Microscope (SEM), the structural features of cross section, interior and exterior surfaces for wheat straws were observed and analyzed.
利用光学显微镜(OM)和扫描电镜(SEM)对麦秆横切面、内、外表面的组织结构进行了观察和分析。
The CA_6 crystallized from calcined bauxite has been investigated by means of chemical analysis, optical microscope, XRD and SEM.
本工作对煅烧矾土中析出的CA_6做了化学分析、光学显微镜、X射线和扫描电镜研究。
The analysis of fracture failure for anchor bolts were made by means of SEM , optical microscope and chemical analysis.
应用扫描电镜、光学显微镜和化学分析等检测手段，对地角螺栓断裂原因进行了探讨。
The microstructure and solute concentration distribution of solidified layers is studied by means of optical microscope, SEM and EDS analysis methods.
借助于光学显微镜、扫描电镜和EDS能谱分析等方法研究了熔凝层显微组织和溶质浓度分布。
AFM, SEM equipped with EDX and optical microscope were employed to observe and analyze the morphologies of the surface, cross-section and wear scar of the coatings.
利用原子力显微镜(afm)、扫描电镜(sem)和光学显微镜观察分析了硫化亚铁喷涂层的表面、截面与磨面形貌。
The fracture of motorcycle rear axle has been analyzed through optical microscope, SEM and hardness test.
采用光学显微镜、扫描电镜、硬度测试等方法，对摩托车后轮轴断裂件进行了分析。
It was characterized by optical microscope, SEM, IR, DSC and X-rays diffractometer respectively.
采用光学显微镜、SEM、IR、DSC和X射线衍射等多种手段对其进行表征。
Abstract: In this paper the histological structure characteristics of fur and skin of otter rabbit were studied by optical microscope a nd SEM.
文摘：利用光学显微镜和扫描电子显微镜研究了獭兔皮毛被及皮板的组织结构，基本上探明了獭兔皮毛和皮板的组织构造特点。
In this paper the histological structure characteristics of fur and skin of otter rabbit were studied by optical microscope a nd SEM.
利用光学显微镜和扫描电子显微镜研究了獭兔皮毛被及皮板的组织结构，基本上探明了獭兔皮毛和皮板的组织构造特点。
Analysis is made on the dark lines defects occurring over the working surface of flange by measurement with the optical microscope, Scanning electro microscope (SEM) and electronic probe.
针对法兰盘加工面上出现的黑纹缺陷，采用光学显微镜、扫描电镜和电子探针等测试方法对其进行了分析。
The structure of the magnet was investigated by XRD, optical microscope, TEM and SEM, and its demagnetization curve was tested by magnetograph.
用X射线衍射仪、光学金相显微镜、透射电镜和扫描电镜研究了磁体的结构； 用磁强自动记录仪测量了磁体的退磁曲线。
The effects of cooling velocity, the lead content and the gravity on the microstructures of Al Pb alloy were discussed based on the results of optical microscope, SEM and quantitative metallography.
利用光学显微镜、扫描电镜、定量金相等技术研究了冷却速度、铅含量、重力作用等对铝铅合金显微组织的影响。
Typical samples were tested and characterized by four-ball tester, optical microscope, XRD and SEM observation.
采用四球试验机、光学显微镜、XRD、SEM等分析手段进行了测试与表征。
A series of examinations and analysis have been made on the ruptured samples of the SWRH72A wire rod by way of optical metalloscope and scanning electron microscope (SEM).
用光学金相显微镜和扫描电子显微镜对SWRH72A盘条拉拔断裂试样进行一系列检验分析。
An optical microscope and a scanning electron microscope (SEM) were employed to examine the change of the crack and the microstructure before and after the healing treatment.
在光学显微镜和扫描电镜下观察了处理前后钢样品中裂纹和组织的变化。
The microstructure and porosity of high speed steel (HSS) prepared by spary forming have been studied with optical microscope and scanning electron microscope (SEM).
采用光学显微镜、扫描电镜研究了沉积高速钢孔隙的大小、形状、分布及显微结构。
The microstructure and strip rolling breakage of low nickel austenite stainless steel were observed and analyzed by optical microscope, SEM and electronic probe.
对节镍型奥氏体不锈钢冷轧断带进行金相显微观测和电子探针分析。
The surface layers are characterized by means of optical microscope, TEM, SEM and micro-hardness testing machine.
用光镜、扫描电镜、透射电镜和硬度计等手段分析并研究其表层变形层金相组织、晶粒尺寸及显微硬度。
In this paper, the failure of hot-work valve die is analysed with SEM, optical microscope and hardometer. The crack mechanism is explained and some methods are presented to prolong the die-durability.
本文运用电子扫描、金相分析、硬度测量等方法对气门阀热镦模的早裂进行了失效分析，探讨了模具的失效机理，提出了改善模具质量、提高模具使用寿命的途径。
In this paper, the failure of hot-work valve die is analysed with SEM, optical microscope and hardometer. The crack mechanism is explained and some methods are presented to prolong the die-durability.
本文运用电子扫描、金相分析、硬度测量等方法对气门阀热镦模的早裂进行了失效分析，探讨了模具的失效机理，提出了改善模具质量、提高模具使用寿命的途径。
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