“nonmetallic ore for gemstone”的概念、定义、翻译、参考文献-科学参考

单词	nonmetallic ore for gemstone
释义	nonmetallic ore for gemstone Encyclopedia 理学非金属矿产资源释 nonmetallic ore for gemstone宝石原料用非金属矿经琢磨后能作为饰物的矿物。
随便看	parabocone parabola parabola approximation parabola catacaustic parabola evolute parabola formula parabola inverse curve parabola involute parabola method parabola negative pedal curve parabola of degree n parabola of safety parabola pedal curve parabola vertex parabolic parabolical parabolic antenna parabolic antennas parabolic approximation parabolic band parabolic basin parabolic boundary parabolic boundary-value problem parabolic bundle of circles parabolic bundle of rays

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。