“industrial grade”的概念、定义、翻译、参考文献-科学参考

单词	industrial grade
释义	industrial grade Encyclopedia 理学固体矿产工业指标释 industrial grade工业品位能够为工业利用的矿石中的有用元素或有用矿物含量的最低平均值。全称最低工业品位。又称经济平衡品位。
随便看	proper coloring proper complex orthogonal group proper component proper concave function proper cone quasi convex function proper cone quasi-convex function proper congruence proper conic proper continuum proper conversion proper convex body proper convex cone proper convex function proper convex set proper cover proper cutset proper cycle proper differentiability proper differentiable mapping proper direction proper disconnection group proper distance proper distribution proper divergence proper divisor

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。