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户外电子设备紧固件的防护工艺规范
Defending technical specification for electronic equipment fastener of outdoors
价格:¥0.00
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可调中心距小模数渐开线圆柱齿轮副传动精度计算方法
Driving accuracy calculating method for spurgears with tine pitch involute teeth for ajustable distance between centres
价格:¥0.00
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小模数渐开线圆柱齿轮通用技术条件
General specification for fine-pitch involute cylindrical gears
价格:¥0.00
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微型控制电机用齿轮减速器通用技术条件
Performance requirements for gear speed reduction unit of electrical micro-machines for automatic control systems
价格:¥0.00
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微型控制电机用齿轮减速器基本参数
Basic parameters for gear speed reduction unit of electrical micro-machines for automatic control systems
价格:¥0.00
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小模数渐开线圆柱齿轮传动链精度计算方法
Accuracy calculating method for spur gear-driven chain with fine pitch
价格:¥0.00
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双动冲床引伸模 螺钉
Double acting drawing die on press--Bolt
价格:¥0.00
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铝和铝合金化学转化膜规范
Specification for chemical conversion on aluminum and aluminum alloys
价格:¥0.00
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小模数蜗轮蜗杆优选结构尺寸
Preferred structure and size for fine-pitch cylindrical worm wheel and worm
价格:¥0.00
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优选小模数圆柱直齿双片齿轮(暂行)
Preferred double thin plate fine-pitch spur gears (Provisional)
价格:¥0.00
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