请输入您要查询的字词:
单词
forging and stamping
释义
forging and stamping
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
Selat Lombok
Selat Makassar
Selat Sunda
Selberg
Selberg conjecture
Selberg formula
Selberg sieve
Selberg sieve method
Selberg trace formula
Selberg zeta-function
selcall
Selebi-Phikwe
SELEC
select
selectable
selectance
select and discard
Selected 109 Plays of Contemporary Chinese Drama
selected and compiled work
selected and reconstructed biosynthetic element of crude drug bioactive compounds
Selected Archival Documents Concerning Japanese Imperialist Aggression Against China
Selected Calligraphic Works by Mao Zedong on Ancient Styled Poems
Selected Chinese Classics
Selected Chinese Literary Works 1949–1959: Quyi
Selected Chinese Screenplay
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:2026/8/9 2:13:31