“洛氏硬度”的概念、定义、翻译、参考文献-科学参考

单词	洛氏硬度
释义	洛氏硬度 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	rural geographical relationship rural geography rural gerocomium Rural governance rural governance system rural grass-roots governance rural handicraftsmen rural highway rural history rural hollowing rural house rural household rural household appliances earthing protection rural household biogas rural household concurrent behavior rural household contract responsibility system rural household economic organization rural household interaction network rural household investing behavior rural household livelihood rural household production management rural household professional organization rural household self-directed development capacity rural household strategic choices of activity space rural household survey

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。