Hardness was counted by Dynamic Ultra Micro Hardness Tester.
动态超显微硬度仪测试材料的硬度。
The cross section micro hardness of the material changes continuously.
材料横截面显微硬度连续变化。
The surface layers are characterized by means of the optical microscope, X ray diffraction, transmission electronic microscope, and micro hardness testing machine.
用X射线衍射、光镜和透射电镜对表层变形层金相组织、晶粒尺寸、显微硬度进行分析。
This paper deals with the technique of laser cladding on contact surface of gears, micro hardness distribution, microstructure and properties of cladding and transition layer.
研究齿轮齿面激光熔覆粉末合金的工艺、显微硬度分布、熔覆层及过渡层等的金相组织及性能。
Based on the experimental results, complex blade cathodes are produced successfully. Both micro hardness and surface roughness of the complex parts are improved significantly.
以此为基础，成功制备了复杂型面叶片阴极，其显微硬度和表面粗糙度都得到了明显改善。
Fracture analysis of the fan shaft was made by observing macroscopic and microscopic appearances of the crack, and examining micro hardness and chemical composition of the material.
通过观察断裂风机轴裂纹宏观和微观形貌，检验化学成分、显微硬度等方法对风机轴断裂的原因进行了分析。
The results indicated that the tempered sorbite was the optimum microstructure, the inhomogeneous distribution of micro hardness affected markedly the finish quality of the steel surface.
结果表明：回火索氏体是最佳的组织形态；微观硬度的不均匀性显著影响钢的表面加工质量。
The mechanical property of the coating is greatly improved due to the polishing and squeezing of the free particles. The micro hardness doubles and the tensile intensity increases by over 90%.
电铸层的机械性能也得到了明显的改善，显微硬度和抗拉强度比传统电铸工艺提高了一倍左右。
The hardness of the alloy following the change of time was analyzed by micro- hardness instrument and the alloy's hardness curve following the change of time was drawn.
用显微硬度仪测定合金的硬度，分析其硬度随氧化时间变化的情况，绘制该钢的显微硬度随时间变化的曲线。
The effect of pulse parameters on micro-hardness and stretch strength correspond to similar law, but different slightly.
脉冲参数对显微硬度和拉伸强度的影响符合相似的规律，但也有所不同；
Conclusion There was a significance difference on micro-hardness of light-cured composite resins.
结论：不同材料的光敏树脂其聚合后的显微硬度存在差异。
On the basis of experiment and change of metal flow line, metallographic structure and micro-hardness in deformation zone, this paper researched process, characteristic and mechanism of fine-blanking.
通过实验和变形区流线变化、金相组织和显微硬度的变化，对精冲成形的过程、特点、精冲成形机理进行了研究。
This paper analyzes the fracture appearance, microscopic structure, chemical composition and micro-hardness of the bright ghost structure.
本文对亮条的断口特征、金相组织、化学成分和显微硬度进行了分析。
Experimental results indicate that the micro-hardness of electroformed nickel shaped charge liner decreases obviously as the annealing temperature rising and the grains show equiaxed in shape.
试验结果表明，随着退火温度的升高电铸镍药型罩的显微硬度明显降低，内部晶粒呈现等轴晶形态。
The microstructure and hardness of the layer of H13 tool steel gas-nitrided in different heat treatment conditions were studied by X-ray, SEM and micro-hardness test.
采用X射线衍射、扫描电镜及显微硬度等技术，综合比较和分析了H13模具钢在不同热处理状态下经相同气体渗氮处理后表层的组织结构和硬度。
The microstructure and micro-hardness have been studied on the T91/G102 dissimilar steel welded joints before and after a long-time run.
对长时运行前后T91/G102异种钢焊接接头的显微组织及显微硬度进行了研究。
By means of scanning electron microscope and micro-hardness, the interfacial structure and mechanical properties of the metal composite were analyzed.
借助扫描电镜、显微硬度分析了复合材料界面结构及力学性能。
Objective: This study evaluated the micro-hardness of light-cured composite resin of different light sources, materials , exposure duration time and depth.
目的：探讨不同条件及不同厚度下光敏复合树脂的显微硬度。
The quality analysis for gas nitrocarburized inner gear ring of heavy truck imported from Austria was taken by means of macro/micro-examination, hardness measuring and running test.
利用宏观分析、显微检验、硬度测试和装车试验等手段，对引进奥地利重型汽车内齿圈按照新的气体氮碳共渗工艺处理后的质量进行了研究。
TEM observation revealed that the changes in micro-hardness of micro-areas across the weld are mainly related with the precipitate evolution during the aging process.
透射电镜观察表明，焊接接头各微区的显微硬度变化主要与时效强化相的析出行为有关。
The effects of pulse width, pulse interval, peak current and process time on intensified layer are analyzed. And the micro-hardness and the property of strengthening layer are also analyzed.
分析了脉冲宽度、脉冲间隔、峰值电流、加工时间对强化层厚度的影响，并对强化层的显微硬度和耐磨性进行了分析。
Meanwhile, the phase transition temperature, micro-hardness and elastic modulus were analyzed by DSC, nano-indenter and the other instruments.
同时，采用DSC和纳米压痕仪等仪器，测试薄膜的相变温度、显微硬度和弹性模量。
Optical metallographic microscope, micro-hardness tester, electron microprobe and X-ray diffraction analysis were applied to explore the process of intermediate temperature tempering transformation.
利用光学金相显微镜、显微硬度计、电子探针及X射线衍射分析仪初步探索其中温回火转变过程。
Cross section of the coatings was observed by metallurgical microscopy. Hardness of the coatings was tested by micro-hardness tester.
采用光学金相显微镜观察涂层断面的形貌，通过显微硬度计测试涂层的显微硬度。
It is proved that mirror EDM with mixed dielectric powders can not only decrease the surface roughness, but also improve the surface abradability, corrosion-resistance and micro - hardness.
研究结果表明，混粉电火花镜面加工不但能够显著降低加工表面粗糙度值，而且能够提高加工表面的耐磨性、耐蚀性和表层显微硬度。
The microstructure of the oxide film morphology phase composition and micro-hardness changed, and the oxide film formation mechanism was studied by om, XRD, SEM and HV analysis methods.
用OM、XRD、SEM、HV分析研究氧化膜的微观组织形貌、相组成及显微硬度的变化，并对氧化膜生成机理进行探讨。
Microstructure and hardness of the joint were analyzed by optical metallurgical microscope, EDS and micro-hardness tester.
用金相显微镜、EDS和显微硬度计对其焊接接头进行了显微组织、成分分布和硬度分析。
Results: The micro-hardness of composite resin changed with different light source, materials, duration time, and depth.
结果：不同条件下光敏复合树脂的显微硬度有显著性差异P。
Results: The micro-hardness of composite resin changed with different light source, materials, duration time, and depth.
结果：不同条件下光敏复合树脂的显微硬度有显著性差异P。
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