- HB/Z 42-1993 K403合金重熔工艺说明书 (0篇回复)
- HB/Z 28-1980 飞机飞行振动环境测量中振动加速度计校准 (0篇回复)
- HBm 84-1989 摩托车发动机变速器技术条件 (0篇回复)
- HB 2973-1991 垫板 (0篇回复)
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- HB 2939-1991 定位器 (0篇回复)
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- HB 2932-1991 常用型材切断组合冲模模座 (0篇回复)
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