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HB 5882-1985航空空气-空气换热器通用技术条件2022-11-04

HB 3701-1986套装式螺纹铣刀 D＝40~100mm P＝1~2mm2022-11-04

HB 7041-1994航空行业非金属材料代码2022-11-04

HB/Z 5095.1-2004氰化电镀黄铜溶液分析方法第1部分:EDTA容量法连续测定氰化亚铜和氧化锌的含量Methods for analysi...2022-11-04

HB 4297-1989Ａ型正方连接板2022-11-04

HB 4529.6-1991H型孔系组合夹具定位件.双半Ｔ形槽板2022-11-04

HB 6-20-1983接线板2022-11-04

HB 4531.9-1991H型孔系组合夹具系统附件.基础板联接板2022-11-05

HB 1850-2000套筒2022-11-05

HB 5467-1990GH696合金冷拉丝2022-11-05

HB 6-59-1970航空仪表用宝石轴承2022-11-05

HB 5180-1981金属板、带材冷弯试验方法2022-11-05

HB 4533.1-1991H型孔系组合夹具钻模类件.钻套螺钉2022-11-05

HB/Z 5071-1978化学镀镍工艺2022-11-05

HB 2039-1989深度规体2022-11-05

HB 6176-1988飞机油气式缓冲器起落架2022-11-05

HB 5351.3-2004熔模铸造涂料性能试验方法第3部分:容量法测定密度Test method for properties of investment castin...2022-11-05

HB 3628-1985两层三列溜板2022-11-05

HB 1-106-2002铰链连接用光杆公差带f7小六角头螺栓Reduced hexagon-head bolts short tolerance f7 for hinge join...2022-11-05

HB 8154-2002钛合金扩口式不对称.H型变径三通管接头Tee reducer F type asymmetry titianium alloy flared tube...2022-11-05

HB 3930-1987塑料夹具用外四角加压组件2022-11-05

HB 5219.3-1998镁合金化学分析方法原子吸收光谱分析法测定铜含量2022-11-05

HBm 66.3-1987微型货车驾驶室门锁机构安装技术条件2022-11-05

HB 7569-1997DZ4合金锭2022-11-05

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