“megacryst”的概念、定义、翻译、参考文献-科学参考

单词	megacryst
释义	megacryst [`meg·ǝ´krist] ^PETROLOGY Any crystal or grain in an igneous or metamorphic rock that is significantly larger than the surrounding matrix.
随便看	optical proximity sensor optical pulse optical-pulse compression optical pumping optical pyrometer optical quenching optical radar optical rangefinder optical reader optical recording optical rectification optical reflectometer optical relay optical-righting reflex optical rotation optical rotatory dispersion optical scanner optical sight optical sound head optical sound recorder optical sound reproducer optical spectra optical spectrograph optical spectrometer optical spectroscope

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。