“vacuum frame”的概念、定义、翻译、参考文献-科学参考

单词	vacuum frame
释义	vacuum frame [`vak·yǝm ´frām] ^{GRAPHIC ARTS} In platemaking, a contact printing device that holds copy and reproduction material by means of a vacuum to attain a uniform pressure during exposure.
随便看	sclerosing adenomatosis sclerosing hemangioma sclerosis sclerotesta sclerotic sclerotinite sclerotium sclerotome sclerotomy scobiform Sco-Cen association scolecite scolecodont Scolecosporae scolex Scoliidae Scolioidea scoliosis scolite scolop Scolopacidea Scolopendridae Scolopendromorpha scolophore scolopophore

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。