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锻压加工
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锻压加工
Encyclopedia
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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supercooled phenomenon
super cooled state
super-cooled state
supercooled vapor
supercooled water in the cloud
supercooling
supercooling phenomenon
super-cooling point
super cooling turbine blade
supercorona
Supercosmos
super covalent bond
supercrevice
supercritical
supercritical airfoil
supercritical bifurcation
supercritical branching process
supercritical compressed air energy storage
supercritical extractor
supercritical fluid
supercritical fluid chromatograph
supercritical fluid chromatography
supercritical fluid chromatography-mass spectrometry analysis for pharmaceuticals
supercritical fluid chromatography (SFC)
supercritical fluid chromatography (SFC) for pharmaceutical analysis
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