The article talks about crank crack of shearing machine caused by flakes through testing tower-shaped texture and fracture, dipping in less-acid solution and analyzing its microstructure.
分别进行了塔形发纹检验、显微组织分析、低倍酸浸试验及断口试验分析,确定出该曲轴中的主要缺陷为“白点”。
The cracking causes of the die casting mould of SKD61 steel were analyzed by chemical composition analysis, mechanical property testing, microstructure examination and fracture analysis.
通过化学成分分析、力学性能测试、金相检验以及断口分析等方法对SKD61钢压铸模具开裂原因进行分析。
The crack in quenching boundary of the hydraulic press plunger surface was analyzed by means of chemical composition analysis, microstructure examination and microhardness testing.
采用化学分析、金相检验和显微硬度梯度试验等方法对油压机柱塞表面淬火交界处裂纹进行了分析。
The reason of arc crack on retarder gear surface was analyzed by means of chemical composition analysis, hardness testing, macrostructure and microstructure examination.
通过化学成分分析、硬度试验、宏观和微观检验等方法,对减速机齿轮齿面弧形裂纹的产生原因进行了分析。
X-ray diffraction analysis: analyzing the microstructure of materials, such as phase qualitative, quantitative analysis, stress testing and structural analysis.
射线衍射分析:材料结构的微观分析,如物相定性、定量分析,应力测试,织构分析等。
The Pb brass has been treated with cryogenic treatment, the mechanical properties testing and microstructure analysis have been done.
对铅黄铜作了深冷处理,并进行力学性能试验和金相组织分析。
Structure testing in low magnificution, chemical composition analysis and microstructure examination were used to analyze the edge cracking of strip steel coil.
采用低倍组织试验、化学成分分析及金相检验等方法,对出现边裂的带钢卷进行了解剖分析。
The invention relates to a microstructure of a nano wire and an electrical performance testing device.
本发明涉及一种纳米线的显微结构与电学性能测试装置。
The invention relates to a low-dimensional nano material microstructure and a device and a method for electrical performance testing.
本发明涉及低维纳米材料显微结构与电学性能的测试装置和方法。
The article synthetically discusses the characterization of microstructure of porous materials and testing technologies about the properties of porous ceramics, and correlative testing apparatus.
本文综合论述了多孔陶瓷材料微观结构表征及各种性能的测试技术,以及相关的仪器设备。
The article synthetically discusses the characterization of the microstructure of porous materials and testing technologies about the properties of porous ceramics, and correlative testing apparatus.
本文综合论述了多孔陶瓷材料微观结构表征及各种性能的测试技术,以及相关的仪器设备。
Tensile testing, fracture analysis, microstructure analysis, hardness test were carried out on the welded joint.
对焊接接头进行了拉伸强度测试、断口分析、金相组织分析、显微硬度分析。
The mechanical properties testing, microstructure observation and fractographic features analysis of the troostite high chromium cast iron blade were carried out.
通过金相、性能和热处理试验,对盘条拉丝断裂原因进行了分析,认为盘条存在屈氏体组织是断裂的根本原因。
The microstructure characteristics of TA15 titanium alloy joint multiple repaired with activated flux were analyzed by modern testing means.
采用现代测试手段分析TA15钛合金活性剂补焊接头微观组织特征,探讨钛合金焊缝采用活性剂多次补焊的可行性。
Relationship between microstructure and hardness was studied by testing the hardness of interface between stainless steel and carbon steel through hardness tester.
通过硬度测试仪对复合板界面附近硬度进行测量,研究微观组织与硬度关系。
The testing results and their microstructure show that the one with a higher vanadium content and smaller crystal grain has a high strength.
由三种不同成分的拉伸试验结果与金相组织可知:一组成分的含钒量增加,晶粒细化,从而强度增大。
The influence of cooling rate on the hardness, microstructure and precipitates were also investigated after testing hardness and observing the microstructure of the tested steels .
通过对试样进行硬度测试及组织观察,总结分析了不同冷却速度对试样的硬度、金相组织及析出物的影响。
The key influential factors on microstructure and properties of the Al alloy components were determined by orthogonal testing and metallographic analysis.
利用正交试验和金相分析的方法,确定了主要影响因素。
The results demonstrate that the chip with the microstructure is reliable, and it meets the requirements of further fluid focus testing.
结果表明,该芯片结构可靠,可以满足进一步的流体聚焦检测要求。
The effects of dipping temperature and time on the properties of the coating were discussed. The composition and microstructure of the coating was analyzed using SEM, EDS and other testing methods.
分析了浸镀温度、浸镀时间等对镀层性能的影响,并采用SEM、EDS等测试手段对镀层成分和结构进行分析。
The effects of dipping temperature and time on the properties of the coating were discussed. The composition and microstructure of the coating was analyzed using SEM, EDS and other testing methods.
分析了浸镀温度、浸镀时间等对镀层性能的影响,并采用SEM、EDS等测试手段对镀层成分和结构进行分析。
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