The influences of surface defects,deformation temperature,deformation amount,microstructure and nonmetallic inclusions on the cracking of 45 hot-rolled round steel during upset forging at room temperature were studied.
对45热轧圆钢室温顶锻试验中出现的裂纹进行了研究,分析了表面缺陷、变形温度、变形量、显微组织、夹杂物等对顶锻开裂的影响。
Analysis and Control on Heading Quality and Low-time Defects of Quality Steel Produced with Converter
转炉优质钢顶锻质量与低倍缺陷分析及控制
Studies on the Quality of 4Cr5MoSiV Steel Forging Die Made by Squeeze Casting;
4Cr5MoSiV钢质液锻锻模质量分析与研究
Design and Control of Recrystal Microstructure of Ti-6Al-4V Alloy in Hot Die Forging;
TC4合金的热模锻过程设计与质量控制
The Forming Quality Analysis and Experimental Research of Forging Bolster
锻钢支撑座成形质量分析及实验研究
The Effects of Physical Exercise on the Physical Fitness and the Life Quality of Urban Elderly People;
体育锻炼对城区老年人体质和生活质量的影响
Cloudtop properties include cloudtop pressure, cloudtop temperature and cloud effective emissivity.
云顶性质包括云顶气压、云顶温度和有效云量或有效比辐射率。
The Method of Upsetting Short Steel Ring in Hot State for Measuring the Blow Energy of Hammer
用钢质短圆环热镦粗法测定锻锤打击能量
Measurement and Analysis of Bone Mass in People Taking Exercise in Winter in Harbin;
哈尔滨市冬季体育锻炼人群的骨质测量与分析
Discussion on Improving College Students Sleeping Quality by Physical Training;
通过体育锻炼提高大学生睡眠质量探微
Quality Control of Hot-working Process for Large-sized Forging Reactor Pressure Vessel
反应堆压力容器大型锻件热加工质量控制研究
The effect of extracurricular physical exercising on college students’ sleep quality
课余体育锻炼对大学生睡眠质量的影响
The effects of rehabilitation exercise on the quality of life of the female urinary incontinence patients
康复锻炼对女性尿失禁患者生活质量的影响
Effects of Leisure Physical Exercise on Life Quality of Urban Female Professionals
休闲体育锻炼对都市职业女性生活质量的影响
Analysis and Prospect of Usage Situation of Forging Stock Material Surface Quality
锻坯材料表面质量利用情况分析与展望
overhead bright stock
馏出的光亮油(塔顶馏出的高质量油)
Basic Request to the STB Technique Quality
运营商对机顶盒技术质量的基本要求
Research on Quality Managment System of the Project of Dading Mountain;
大顶子山工程项目质量管理体系研究
Research on the Quality Improvement Project about Whitening of the Side Guard Plate
P32E座椅护板顶白质量改进项目的研究
