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主要介绍了在CAQ软件中几种常用的质量评价与控制方法,并以基于网络HDCAQ软件中的质量评价与控制子系统为实例,对实现方法作了全面论述. 相似文献
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Chen Nailu Liao Bo Niu Wanbin'''' Slum Jin Zhu Xiaoqian . Zhengzhou Research Institute of Mechanical Engineering Zhengzhou China . Department of Materials University of Yanshan Qinhuangdao China 《上海交通大学学报(英文版)》2000,(1)
IntroductionThequenchingandtemperingistheprimaryprocessinheattreating.HoweveY,itismoredifficulttoensurethecomprehensivemechanicalpropertiesofpartsfortheseveraleffectivefactorsinquenching,whichforexamplearechemicalcompositionofsteel,thecross-sectionofpan,quenchant,quenchseveritydeterminedbythecirculationrateandtemperatureofquenchant.Therefore,thecontrollablequenchingbecomesakeytechnique.S.WHan,etc[l1developedaimmersion-hmequenchingsystemtogetthecontrollableagitation,whichprovidesmaximumcoo1in… 相似文献
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