The cross section micro hardness of the material changes continuously.
材料横截面显微硬度连续变化。
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。
Hardness was counted by Dynamic Ultra Micro Hardness Tester.
动态超显微硬度仪测试材料的硬度。
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。
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。
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。
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 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。
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。
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 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。
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。
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。
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。
At the same time, the increase of over-potential results in the nucleating rate and the micro-hardness of deposits increasing, while the grain size deposits decreasing.
极限电流密度的增大使阴极过电位增大，从而提高合金的形核速率，使沉积层晶粒的尺寸减小、显微硬度升高。
The results show that the micro-hardness of the deposited layers depends on the microstructure which …
结果表明，堆焊金属的显微硬度分布取决于其显微组织，焊接线能量的大小对显微组织的形成有影响。
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。
This paper presents a micro-hardness testing method, namely depth-hardness testing with nanometer scale.
阐述了一种纳米尺度下测试材料显微硬度的试验方法——深度硬度试验法。
It was also discovered that the micro-hardness and mechanical properties were between that of copper and brass.
研究还发现接头显微硬度、平均抗拉强度介于黄铜与紫铜之间。
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。
Micro-hardness values of various samples under different deformation conditions were measured. The relationship between micro-hardness and dislocation density was researched.
并进行显微硬度试验，测量出不同变形条件下各个试样的显微硬度值，研究显微硬度—位错密度关系。
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。
The micro-hardness of heat treated nano-composite electroforming deposits prepared under pulse current is markedly increased owing to the re-strengthening effect.
由于再强化效应的作用，经过热处理后的纳米复合电铸层，尤其是由脉冲电沉积所得纳米复合电铸层，其显微硬度的提高程度尤为明显。
The micro-hardness of heat treated nano-composite electroforming deposits prepared under pulse current is markedly increased owing to the re-strengthening effect.
由于再强化效应的作用，经过热处理后的纳米复合电铸层，尤其是由脉冲电沉积所得纳米复合电铸层，其显微硬度的提高程度尤为明显。
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