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HB 7030.8-1994夹具通用元件定位夹紧件.反顶尖2022-06-24

HB 1627-1987球面支承帽2022-06-24

HB 4331-1989挡料销2022-06-24

HB 4533.2-1991H型孔系组合夹具钻模类件.衬套2022-06-24

HB 8320-2013A286光杆公差带f9MJ螺纹十字槽短螺纹平头螺栓2022-06-24

HB 5045-1992黑铬镀层质量检验2022-06-24

HB 3267-1989换向手柄 a＝7~142022-06-24

HB 6509-2005光杆公差带r6抗剪型100°沉头钛合金高锁螺栓Hi-lock bolts with 100° countersunk shank tolerance r...2022-06-24

HB 5801-1982航空电测量指示器技术要求和试验方法2022-06-24

HB 7365-1996ＭＪ螺纹单耳托板自锁螺母2022-06-24

HB 7344.37-1996数控机床用夹具元件.中型齿面侧向压紧器2022-06-24

HB 6039-1996拧入式三通管接头2022-06-24

HB 7806-2006发动机数字样机通用要求2022-06-24

HB/Z 237-1993铝及铝合金硬质阳极氧化工艺2022-06-24

HB 3273-1979测力扳手（试行）2022-06-24

HB 2497-1989钩2022-06-24

HB 4109-1988卸料块2022-06-24

HB 5297.10-2001钛合金化学分析方法碘酸钾容量法测定锡含量2022-06-24

HB 5495-1992GH536合金冷轧薄板2022-06-24

HB 5022-1994航空钢制件渗氮、氮碳共渗金相组织检验标准2022-06-24

HB 459-2004航空用结构钢焊条规范Specification for coverd electrodes of structure steel for aviation2022-06-24

HB 20121-2012示温漆实验室试验安全技术要求2022-06-23

HB 5420-1989电阻焊电极与辅助装置用铜及铜合金2022-06-23

HB 0-27-1983角形型材桁条的缺口2022-06-23

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