“basic rock”的概念、定义、翻译、参考文献-科学参考

单词	basic rock
释义	basic rock Encyclopedia 理学基性岩释 basic rock基性岩富铁镁矿物和钙质斜长石的火成岩。二氧化硅含量为45%～52%，色率一般为35～65，故颜色较深，多呈中灰色至深灰色。
随便看	optical holography optical homodyne optical horizon optical hybrid integrated circuit optical identification Optical Identification of Radio Source optical illusion optical image optical image measurement optical image processing optical imaging optical imaging log optical imaging reconnaissance satellite optical imaging system optical inclinometer optical indicatrix optical information processing optical information recording material optical instrument Optical Instruments optical instruments optical instruments for site testing optical instruments positioning optical integration optical interference thin films

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。