VDI 2230 Blatt 1/Part 1-2003 高强度螺栓连接的系统计算 单个圆
VDI 2230 Blatt 1/Part 1-2003 Systematic calculation of high duty bolted joints Joints with one cylindrical bolt高强度螺栓连接的系统计算 单个圆柱螺栓连接
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VDI 2230 Blatt 1/Part 1-2003 Systematic calculation of high duty bolted joints Joints with one cylindrical bolt
VDI 2230 Blatt 1/Part 1-2003 Systematic calculation of high duty bolted joints Joints with one cylindrical bolt
高强度螺栓连接的系统计算 单个圆柱螺栓连接
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