请输入您要查询的字词:
单词
锻压加工
释义
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。
随便看
countable transitive model
countable union
countable-valued logic
countable weight
countably additive
countably additive algebra
countably additive class
countably additive family
countably additive function
countably additive measure
countably compact
countably compact set
countably compact space
countably continuous operator
countably equivalent sets
countably generated module
countably Hilbertian space
countably infinite
countably infinite set
countably infinite system
countably many
countably multiplicative class
countably normed space
countably paracompact space
countably semi-additive function
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/10/25 20:02:58