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- The causes of the wearable zone dropout were analyzed by the metallography analysis and SEM. 采用金相分析和扫描电镜分析方法,分析了钻杆接头喷焊耐磨带脱落原因。
- The mechanism,the experimental equipment and the metallographic analysis of high frequency VSR were researched. 主要研究内容包括:高频激振时效的机理,高频激振时效装置以及高频激振时效结果的金相分析。
- By the theory of metallographic analysis and SEM, it is a new means to appraise the metal disjunction of identity of judicature evidence. 利用金相分析理论,结合扫描电子显微镜,对司法物证中金属分物的同一性鉴定,是一种简便、快速、准确的新方法。
- By the fracture analysis and metallographic analysis, we obtained the spall fracture mechanism at different strain rate. 对回收的样品进行了断口分析和金相分析,从宏微观角度分析了无钴合金在不同应变率下的断裂机制。
- The fracture reasons of fastening bolts are analyzed using fractography, metallographic analysis and hardness testing in this paper. 一根用来紧固节段式水泵的穿缸螺栓仅服役3个月便产生断裂。
- Metallographic analysis,tension test,fatigue test and SEM analysis were conducted on the TA15 titanium alloy welded joint. 对TA15钛合金板材电子束焊接试样进行了金相分析和静力试验、疲劳试验和扫描电镜(SEM)分析。
- By means of mordern metallography analysis technology, The microstructure and properties of carburizing-warm extrusion formed gears were studied. 借助于现代冶金分析技术,对传统切削成形和渗碳-温挤成形齿轮的组织进行了研究。
- Stress Corrosion Cracking of polythionic acids(PSCC) of 304 SS were investigated by SSRT,SEM and metallographic analysis. 通过对隔板的检查和分析,判断隔板断裂属于连多硫酸引起的应力腐蚀开裂。
- The failure of the spindle half-coupling on the bloomer has been analysed by many methods, such as chemical analysis, mechanical property analysis and metallographic analysis. 摘要利用化学分析、力学性能分析及金相分析等手段，对初轧机接轴半联轴节失效原因进行了分析。
- Based on the test result of final reduction gear, the causes of failure were brought out by physics-chemical analysis and metallographic analysis on the parts tested. 摘要根据某厂生产的主减速器总成试验结果，通过对失效样品进行理化和金相组织分析，找出了试验样品的失效原因。
- The metallographic analysis shows that the metallurgical structure is proper.The results of internal pressure test indicate that the hot tap structure can work safely. 对间断焊焊接接头的金相分析表明其金相组织正常,内压试验结果表明该结构能安全运行。
- Have been mechanical property testing, metallographic analysis, process performance testing, elemental analysis, eddy current inspection and testing methods. 已具备力学性能测试、金相分析、工艺性能测试、元素分析、涡流探伤等一整套检验检测的方法。
- The virtual microstructures are based on statistical data describing the morphological and crystallographic textures of a sample, obtained from a metallography analysis. 仿真的微观组织结构以从金相学分析获得的统计意义上的数据描述样本的形态学与晶体学结构。
- The single-sided fish defects of KFC copper alloys applied to lead frame produced by domestic corporation were studied and analyzed by energy spectrum analysis, SEM and metallographic analysis. 对国内某企业采用半连续铸造生产的KFC引线框架带材表面鱼鳞状缺陷进行了分析和研究。
- One who draws blood for analysis or transfusion. 放血医师为化验或输血而抽血的人
- According to the practical study, this dissertation talks about the design and accomplishment of a computer-aided quantitative metallography analysis expert system based on COM technology. 本文结合具体的科研课题，探讨了定量金相分析技术，在此基础上，利用COM(组件对象模型)技术开发了一个定量金相分析专家系统。
- The hot austenite grain distribution and the phase composition at normal temperature were obtained with the aid of metallographic analysis method after the rolled workpieces were divided at the specified position on the linear cutting machine. 对轧后工件进行指定位置线切割取样，并用金相分析法得到变形后工件的高温奥氏体晶粒尺寸分布及低温相组成。
- Metallographic analyses show that the ultrasonic welding significantly refines the grains with more acicular ferrite appears in the fusion zone. 金相分析表明，在电弧超声作用下，焊缝结晶组织明显细化，焊缝区针状铁索体增加。
- Your critical analysis helped me a great deal. 你的评论分析对我帮助很大。
- The metal was submitted to analysis. 对该金属进行了分析。
