hardness testing的例句大全

In this paper, composition, microstructure and hardness testing were carried out with the two typical failed automobile brake drum.

对两种典型失效形式的汽车制动鼓化学成分、显微组织和硬度等进行了检验和分析。

shore's new s1 portable digital durometer revolutionizes durometer hardness testing by utilizing state-of-the-art technology.

岸上的新中一便携式数字硬度革命性的利用最先进的技术状态硬度硬度测试。

indentation size effect in vickers hardness testing of ceramics

陶瓷材料Vickers硬度的压痕尺寸效应

Hardness testing the depth and the trapezium of the carbonized layers and quench hardened layers.

炭化层和淬火硬化层的深度及梯度的硬度测试.

method of shore hardness testing for mill rolls

GB/T13313-1991轧辊肖氏硬度试验方法

In material micro/ nano hardness testing, it was found that the hardness value is observably affected by material pile-up at the edges of indents.

在对材料的微/纳米级表层压痕硬度测试中，压痕周围出现的凸起对硬度的计算结果有很大的影响。

Structure optimization of hardness testing device based on virtual design has been presented.

提出了一种基于虚拟仿真技术的硬度检测设备结构设计。

it was found that the surface roughness is significant in brinell hardness testing, but has little influence on rockwell hardness.

结果表明，表面粗糙度对布氏硬度值有重要影响，而洛氏硬度值与表面粗糙度关系不大。

Indentation methods of hardness testing comprise two principal groups.

压痕法测定硬度包括两大类.

The failed keyway broach was analysed by chemical analysis, hardness testing and metallograph-ic examination.

对断裂单键拉刀进行了化学成分分析、硬度测定和金相检验。

Development of The Automatic Steering Gear Rack Hardness Testing Control System

转向器齿杆硬度自动测试控制系统的设计

Study on lift-off effect in rail surface hardness testing by electromagnetic impedance method

电磁阻抗法检测钢轨踏面硬度中提离效应的研究

And the measured uncertainty in Vickers hardness testing was evaluated according to procedure without bias method and procedure with bias method.

利用无偏差估计方法和考虑硬度计偏差的方法对维氏硬度试验中的测量不确定度进行了评定。

Chemical composition, hardness, microstructure and pitting defect appearance of the failed bearing rolling elements were studied by methods of chemical analysis, hardness testing, scanning electron microscope and metallographic examination.

采用化学分析、硬度测定、扫描电子显微镜检查和金相分析方法，对失效轴承滚动元件的化学成分、硬度、显微组织和滚动道（面）上的点状缺陷的形貌特征进行了分析。

Technical evaluation of extended-service liquid chlorine tank-wagon should be based on routine testing while particular emphasis is laid on: weld quality inspection ( nondestructive testing), retest of tank ′ s materials ( mainly by means of hardness testing), survey of wall thickness and strength analysis.

对超期服役的铁路罐车技术评定应在常规检测的基础上，侧重于焊缝质量检查（无损探伤）、罐体材质检查（主要通过硬度测试）、壁厚测定及强度校核。

The Automatic Testing Device of Hardness of Tie Rod Stud for Auto-Engine

汽车发动机连杆螺栓硬度自动检测装置

The weight, thickness, hardness, surface morphology, composition and wearing resistance of Ni-Co-P/ Si3N4 coating have been measured by analytical balance, optical microscope, microhardness, SEM, EDS and abrasion testing machine.

利用分析天平、金相显微镜、显微硬度计、扫描电镜、能普仪和磨损试验机，对镀层的重量、厚度、硬度、表面形貌、成分和耐磨性进行检测。

so the research of intelligent electromagnetic nondestructive testing system that can inspect hardness effectively and vapidly is significant for improving the quality of steel and iron product and productivity.

为此，研究智能电磁无损检测系统，实现对硬度的有效快速检测，对于提高钢铁产品质量和生产效率具有重要意义。

Primary Study on Testing of Cuttings' Acoustic Velocity and Micro Hardness

岩屑波速及微硬度测试的初步研究

quantitative analysis of quenched rail surface hardness by eddy current nondestructive testing

电涡流无损检测淬火钢轨踏面硬度定量分析