“围岩分级”的概念、定义、翻译、参考文献-科学参考

单词	围岩分级
释义	围岩分级 Encyclopedia 理学围岩释 surrounding rock classification围岩分级根据地下工程的性质与要求，对围岩体的某种或某些属性的划分。
随便看	convexity theorem convexity upward convex kite convex lattice convex lens convex linear combination convexly convex manifold convex mapping convex metric convex metric space convex mirror convex neighborhood convex norm convex object convexo-concave convexo-concave lens convexo-convex convexoid convex operator convexo-plane convex optimization convex optimization algorithm convex optimization theory convex polygon

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。