DIN 58466-1978 Table of standard dimensions for parts used in fine mechanics《精密机械零件的标准尺寸表》.pdf

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QJ 3125-2000 航天产品材料、机械零件和工艺保证要求.pdf

JB T 5190.10-1991 照相机械零件表面处理.铜及铜合金零件钝化膜技术要求.pdf

JB T 5190.8-1991 照相机械零件表面处理.镀黑铬层技术要求.pdf

JB T 5190.3-1991 照相机械零件表面处理.镀铜层技术要求.pdf

JB T 5190.5-1991 照相机械零件表面处理.化学镀镍层技术要求.pdf

JB T 5190.4-1991 照相机械零件表面处理.镀镍层技术要求.pdf

JB T 5190.2-1991 照相机械零件表面处理.电镀前表面准备技术要求.pdf

JB T 5190.12-1991 照相机械零件表面处理.镀银层技术要求.pdf

JB T 5190.13-1991 照相机械零件表面处理.电泳聚四氟乙烯黑色固体润滑膜层技术要求.pdf

JB T 5190.1-1991 照相机械零件表面处理.金属镀层及化学处理表示方法.pdf

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