metallographic的例句大全

Treats test samples with the weld heat-simulation and the aging heat-treatment, studies th brittleness in weld superheated area and the service life of repair welded exhaust valves for the diesel locomotive through metallographic analysis and property test.

本文采用焊接热模拟和时效热处理等方法处理试件，通过金相分析和性能试验，研究了内燃机车排气阀焊修后焊接过热区的脆化及其使用寿命问题。

Application of metallographic testing technique in quartz unit vacuum cold pressure welding technological test

金相检验在石英器件冷压焊工艺试验中的应用

We tested the hardness, wearing capacity, anti-contact fatigue and high temperature behaviour of the Al_2O_3_p/ Ni multiple brush plating layer which has been prepared, and studied its metallographic structure.

制备了纳米A2O3p/Ni的复合刷镀层，测试了复合刷镀层的硬度、耐磨性、抗接触疲劳性能及高温性能，并分析了复合刷镀层的金相组织。

Carry on temperature cycle test on typical components, inspects solder joint crack in different cycle, observe microstructure of solder joint in virtue of metallographic analyse, study solder joint failure mode in temperature cycle and offer basis to improve technology parameter.

针对典型元器件进行温度循环试验，在不同的循环周期检查焊点的开裂情况，并采用金相分析观察焊点的显微组织，分析焊点在温度循环条件下的失效模式，为改进工艺参数提供依据。

The metallographic examination of joint in different welding temperature proves that the joint metal on the side of high-speed steel has a gentle structure slope at the800 ℃.

通过对不同温度接头的金相检验证明：在800℃时高速钢一侧组织梯度较小；

The dynamic mechanics performance about TA-6 of α-Titanium alloy have been investigated by split Hopkinson pressure bar and split Hopkinson tensile bar of reflective type. The microstructure for the 45-degree tensile fracture was examined by Metallographic analysis also.

本文利用分离式的Hopkinson压杆和反射式Hopkinson拉杆对α-钛合金TA6的动态力学性能进行研究，并对拉伸时出现45度断口的现象做了金相分析。

The pipe is made of steel X20CrMoV121 ( F12). According to stress analysis and metallographic examination results, a concluding evaluation has been obtained and guides for further safe service set up, together with a residual life expectancy estimation.

该管道的材料是X20CrMoV121（F12），通过应力分析、金相组织检查等方法对该管道的性能进行评估，提出了合理的运行安全性指导意见和剩余寿命估算值。

Metallographic Specimen Preparation of Tin Alloy

锡合金金相试样的制备

Experimental techniques such as tensile test, metallographic examination, classical corrosion test and polarization curve measurement were used to study the mechanical properties, microstructure and corrosion resistance of tin brass for condensation tube in power plants.

采用拉伸试验、金相显微分析、经典腐蚀试验方法及阳极极化曲线的测定，研究了电厂用锡黄铜冷凝管的力学性能、组织和耐蚀性能。

Quantitative metallographic analysis of modification level of hypoeutectic Al-Si Alloys

亚共晶Al-Si合金变质级别的定量金相分析

The comprehensive analysis was made of the safety performance of a used hot-wall hydrogenation reaction chamber in non-destructive inspection, analysis of chemical components, measurement of material performance, trend of temper brittleness, and metallographic examination.

通过无损检测、化学成分分析、材料性能测试、回火脆化倾向评定和金相检验等，对一台旧热壁加氢反应器的安全性能进行了综合分析。

Use of Metallographic Planimeter for Analysis of Relationship between Metallography and Life of Ingot Mould

应用金相求积仪分析钢锭模金相和寿命的关系

A synthetic analysis on the cause of longitudinal surface cracking of 20 steel tube blank has been carried out by means of scanning electron microscope, energy spectrometer and metallographic examination.

用扫描电镜能谱仪、金相检验等方法对20钢管坯表面纵向裂纹形成的原因进行了综合分析。

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。

Study of the Metallographic Quantitative Analysis on Fire Copper Wire

火灾中铜导线熔痕金相组织定量研究

And provide the theoretical base for the analysis of metallographic equilibrium diagram in quantity by lever law.

为用杠杆定律定量分析多相区相图，提供了理论依据。

An automatic evaluating system of graphite sphere grade of nodular cast iron has been established. The hardware of the system consists of microscope, CCD, imaging acquisition card and personal computer and digital images of metallographic structure of the samples can be collected satisfactorily.

采用普通金相显微镜、CCD、图像卡和计算机构成了球墨铸铁球化级别评定的硬件系统，可以实现被测试样金相组织的数字化图像获取，其图像质量能够满足数据处理要求。

A brief introduction to the preparation of metallographic specimen of NdFeB ingot or strip casting are given in this article.

文章介绍了钕铁硼铸块或速凝薄带的金相样品的制备方法。

The summary of corrosive agents in metallographic analysis of copper wire

金相分析中铜导线的腐蚀剂探讨

Fractured translation cam of motor planet reducer was studied by chemical analysis, hardness test and metallographic examination.

介绍了电机行星减速器动凸轮的断裂情况，对断裂动凸轮进行了宏、微观检验。