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锻压加工
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锻压加工
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工学
锻压加工
释
forging and stamping
锻压加工
对坯料施加外力,使其产生塑性变形,改变尺寸、形状及改善性能,用以制造机械零件毛坯或工件的塑性加工技术。是锻造与冲压的总称,属于二次塑性加工。锻压加工是利用一次塑性加工(轧制、挤压及拉拔等)所提供的棒材、板材、型材、管材及线材进行再加工,但在大型锻件生产时可直接用铸钢锭为原料。在锻造加工中,坯料整体发生明显的塑性变形,有较大量的塑性流动。在冲压加工中,坯料主要通过改变各部位面积的空间位置而成形,其内部不出现较大距离的塑性流动。
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linear element
linear elliptic equation
linear elliptic equation of higher order
linear energy transfer
linear energy transfer (LET)
linear envelope
linear epitope
linear equality
linear equality constrained least squares problem
linear equality constrained least-squares problem
linear equalization
linear equation
linear equation with one unknown
linear equivalence
linear equivalence class
linear estimate
linear estimation
linear estimator
linear evolution equation
linear expansion coefficient
Linear Expansion Theory
linear expansivity
linear expression
linear extension
linear extrapolation
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