TCVN 2296-1989 Forging and pressing equipment General safety requirements《锻压设备 一般安全要求》.pdf

相关资源

GOST 4 456-1986 Product-quality index system Metal forming machines Index nomenclature《锻压设备 指标项目》.pdf

GOST 12 2 017-1993 Forging and pressing equipment General safety requirements《ССБТ 锻压设备 安全一般要求》.pdf

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