“punching”的概念、定义、翻译、参考文献-科学参考

单词	punching
释义	punching [`pǝnch·iŋ] ^ENGINEERING 1. A piece removed from a sheet of metal or other material by a punch press. 2. A method of extrusion, cold heading, hot forging, or stamping in a machine for which mating die sections determine the shape or contour of the work.
随便看	hypotonia hypotonic Hypotrichida hypotrochoid hypotype hypovitaminosis hypovolemia hypovolemic shock hypoxanthine hypoxemia hypoxia hypoxic encephalopathy hypozygal hypsicephalic hypsiconch hypsicranial hypsidolichocephalic hypsistenocephalic hypsodont hypsographic map hypsography hypsometer hypsometric hypsometric formula hypsometric map

科学参考收录了103327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。