DB50 T 436-2012 Engines for motorcycles and mopeds powder metallurgy value guide、value seat insert《摩托车和轻便摩托车发动机粉末冶金气门座圈、气门导管》.pdf

相关资源

YB T 5308-2006 粉末冶金用还原铁粉.pdf

JIS Z2503-2000 粉末冶金用粉末.取样.pdf

FZ T 92050-1995 粉末冶金轴承.pdf

HB 5441.1-1989 粉末冶金制品和粉末的性能测试测定金属粉末粒度的筛分法.pdf

HB 5441.7-1989 粉末冶金制品和粉末的性能测试渗透性烧结金属材料密度和开孔度的测试方法.pdf

HB 5441.8-1989 粉末冶金制品和粉末的性能测试烧结金属衬套径向压溃强度的测定.pdf

HB 5458-1990 粉末冶金铜基多孔轴承.pdf

JB T 10310-2001 摩托车离合器用粉末冶金从动齿轮技术条件.pdf

JB T 10310-2011 摩托车离合器用粉末冶金从动齿轮 技术条件.pdf

JB T 2798-1999 铁基粉末冶金烧结制品金相标准.pdf

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