“pinholed surface”概念、定义、翻译-科学时代

单词	pinholed surface
释义	矿业工程技术词汇手册 pinholed surface 针孔表面
随便看	concave bank concave bank concave bottom concave camber concave-concave concave-convex lens concave downward concave down（ward） concave fillet weld concave function concave function concave function concave grating concave grating concave-grating spectrograph concave holographic grating concave lens concave lens concave milling cutter concave mirror concave mirror concave mirror concave mirror concave operator concave polygon

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。