“Rockwell hardness”的概念、定义、翻译、参考文献-科学参考

单词	Rockwell hardness
释义	Rockwell hardness Encyclopedia 工学硬度计量释 Rockwell hardness洛氏硬度美国人洛克威尔兄弟（S.P.洛克威尔和H.M.洛克威尔）于1919年提出，并以其名字命名的硬度指标。
随便看	Jiujingziyang Jiu Jun of Western Chu Jiu Liang 1 Shipwreck at Pingtan Jiulian Shan Jiuling Shan Jiuli people Jiuliu bond Jiulius Cesare or Giulio Cesare in Egitto Jiulong Dong Jiulongji and Liyuxi Scenic and Historic Area Jiulong Jiang Jiulongpo Qu Jiulong Xian Jiulong yak Jiulv Jiu Mu Jiuquan Iron & Steel (Group) Co.,Ltd. Jiuquan Museum Jiuquan Park in Gansu Province Jiuquan Satellite Launching Center Jiuquan Shi JIU-SAN & E-FONG Studio Jiushan Ding Jiushan lowerclass playwrights club Jiushao

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。