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- Kim micro hard to concentrate on thinking, watching his father. 金微努力地把思想集中，注视着父亲。
- 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. 微观硬度的不均匀性显著影响钢的表面加工质量。
- The effect of CeO 2 on the macro quality,microstructure and micro hardness of Ni/WC cladding layer has been studied. 研究了不同激光功率条件下不同含量的氧化铈对镍基碳化钨金属陶瓷熔覆层宏观质量、显微组织及熔覆层横截面硬度的影响。
- Uniform hardness distribution even in large cross section mold dies because of excellent hardenability. 大尺寸模具中心部位也同样有相对硬度。
- At same time, the ability of graphitizing and sectional hardness distribution of the gray iron inoculated by DWF inoculant had been given. 同时给出了其墨化能力、断面硬度及硬度差结果。
- To skilled cutter operation, mounted machine, Rockwell hardness tester, micro hardness tester, conductivity instrument, tensile test and salt spray test machine. 能熟练操作切割机、镶嵌机、洛氏硬度仪、显微硬度仪、电导率仪、拉伸试验机和盐雾试验机。
- Components for micro hardness measurements of the anodised film may be processed to provide assed film thickness for a total film thickness in the range of 15 to 30 microns. 铝件的阳极氧化层微观硬度测量要求有足够的薄膜厚度以保证在薄膜不破裂的情况下可以得到一致的硬度缺口。
- Without obviously declining gradient, the hardness distribution in the hardened layer produced by laser quenching is rather different from that by conventional quenching. 激光淬火硬化层的硬度分布，无明显的硬度梯度，这与常规淬火方法的结果不太一样。
- Failure causes of double clip reed were analyzed by means of optical microscopy, scanning electron microscopy, electron probe microanalysis and micro hardness tester. 采用光学金相、描电镜、子探针成分分析和显微硬度测定等方法分析了双卡簧片非正常断裂的原因。
- Abstract： Failure causes of double clip reed were analyzed by means of optical microscopy, scanning electron microscopy, electron probe microanalysis and micro hardness tester. 摘 要： 采用光学金相、扫描电镜、电子探针成分分析和显微硬度测定等方法分析了双卡簧片非正常断裂的原因。
- The influence to micro structure of laser cladding layer by laser cladding craft parameters is studied, and the micro hardness of laser cladding layer and substrate is tested. 研究了工艺参数对激光熔覆层微观组织的影响,测试了熔覆层和基材的显微硬度,获得了无裂纹、孔洞等缺陷的熔覆层。
- Effects of plasma beam surface hardening parameters on microstructure and hardness distribution of the hardening layer of boron cast iron at junction of two hardening traces were investigated. 研究了等离子束表面硬化工艺参数对硼铸铁硬化轨迹交叉点处硬化层的组织与硬度分布的影响。
- The hardness distribution without obviously declining gradient in one range of the hardened layer produced by plasma quenching is rather different from that by conventional quenching. 等离子表面淬火硬化层的硬度分布,在某一区域内无明显的硬度梯度,这与常规淬火方法的结果不太一样。
- The influences of heat treatment on structure micro hardness, static corrosion resistance in normal temperature and hot solution corrosion resistance of electroless Ni P and Ni Co P alloy coatings were studied. 研究了热处理对化学沉积Ni－P、Ni－Co－P合金镀层的组织结构、显微硬度、常温静态腐蚀性能和热溶液腐蚀性能的影响。
- The mean micro hardness has reached HV496.3. The fractography of the fracture section of the tensile sample was characteristic of dimple typically which indicated that the fracture belong to ductilefracture. 硬度方面由于激光立体成形工艺的特点，最后几层的硬度比开始时的高，平均硬度达到了HV496.;3； 拉伸试样的断口形貌具有典型的韧窝特征，属于延性断裂。
- 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 hardness distributing rule along the hardened layer depth direction is that the microhardness change tendency is from high to low from the surface to inner. 硬化层硬度沿层深的分布是从表及里由高而低，在过渡区下降缓慢；
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- The microstructure,surface hardness,hardness distribute of Nickel-based self-fluxing alloy powder(GFNi01,GFNi02,GFNi03) Oxy-acetylene flame spray-weld layer through are studied under SEM,EDS etc. 通过SEM、EDS等手段;研究了GFN i01、GFN i02、GFN i03三种镍基自熔性合金粉末氧乙炔火焰喷焊层的组织、表面硬度及喷焊层的维氏硬度分布.
