When the grinding parameters are constant, the depth of hardened layer and.
结果表明:硬化层完全硬化区均由细小的孪晶马氏体和板条马氏体组成,且硬化层的组织形貌及显微硬度无显著变化,但硬化层略粗马氏体相的出现位置有所差异;在磨削用量恒定时,顺磨硬化层的深度以及最大残余压应力均大于逆磨硬化层;在磨削功率恒定时,采用逆磨方式可以获得更深的硬化层;与干磨相比,湿磨硬化层表面残余压应力有所提高,但其硬化层深度减少了约30%。
Laser quenching, nitriding, nitriding-laser quenching compound treatment and laser quenching-nitriding compound treatment on 38CrMoAlA steels are carried out, and theirs depth of hardening layers and their surface hardness are investigated.
对 38CrMoAlA钢分别经激光淬火、气体氮化、氮化 激光淬火复合处理及激光淬火 氮化复合处理的硬化层深度及其表面硬度分布进行了比较分析。
The numerical simulation on the eddy signals was introduced by approaching method based on Finite Elements theory to predict the hardened depth.
用有限元法对非均匀介质的涡流检测信号进行了数值模拟,并针对检测信号采用逼近的方法预测了表面硬化层深度。
On account of the wider scope of hardening depth,which can cover all thespecification of linear rolling guide,and six bends of hardening being harden.
结果表明当ｑ＿０＝３８００Ｍｐａ时，导轨的芯部硬度应不低于ＨＲＣ１７，表面硬化层深度应不小于７ｂ（滚珠导轨）和８ｂ（滚往导轨）。
Effect of hardening depth on wheel rail contact stress of port crane
硬化深度对港口起重机车轮接触应力的影响
and with constant working current,the lower scanning speed,the deeper harden layer depth and the higher hardness.
工作电流不变,扫描速度越低,硬化层深度越深、硬度越高。
Effects of Silicon Carbide on the Cure Depth,Hardness and Compressive Strength of Composite Resin
碳化硅对复合树脂固化深度、硬度和压缩强度的影响
The width and depth of laser transformation hardening zone and residual stress distribution were measured experimentally.
实测了激光相变硬化区的宽度和深度及残余应力分布。
Determination of effective depth of hardening after induction or flame hardening of steel
GB/T5617-1985钢的感应淬火或火焰淬火后有效硬化层深度的测定
Measurement on the carbonizing or nitro-caburizing harden case depth of sintering iron-based material
GB/T9095-1988烧结铁基材料渗碳或碳氮共渗硬化层深度的测定
Finite Element Simulation of the Transient Temperature Field During Laser Surface Quenching and Forecasted Depth of the Hardness Layer;
激光表面淬火瞬态温度场的有限元模拟及硬化层深预测
Microstructure and Depth of Harden Layer of 40Cr Steel Melting Treated with Different Lasers
不同激光器熔凝处理40Cr钢硬化层的显微组织及深度
The investigation on the morphous of left and right half-liver cirrhosis
肝硬化时左右半肝硬化程度对比研究
Depth 105, a Column Walking on the Verge of Depth and Entertainment;
《深度105》，行走在深度化和娱乐化的边缘
The more understanding,the more facility to diagnosis and therapy of multiple sclerosis
加深认识 提高多发性硬化诊治水平
Unification of Hardness Scale Connected with Digitization of Vickers Hardness Test
硬度标度的统一与维氏硬度试验的数字化
Investigation of Relationship between Instrumented Indentation Hardness and Vickers Hardness
仪器化压入硬度与维氏硬度的关系研究
depth deviation indicator
深度变化指示器水深变化指示器
Chinese financial deepening level judgment and deepening measures;
中国的金融深化程度判断与深化对策
Online ENDT for hardness depth of iron and steel parts based on Online LS-SVM
基于Online LS-SVM的钢铁件淬硬层深度在线检测
To deepen the reform of the operational rules for customs clearance
深化通关作业制度改革。
Deepen the reform of the cadre and personnel system.
深化干部人事制度改革。