“cut-off grade”的概念、定义、翻译、参考文献-科学参考

单词	cut-off grade
释义	cut-off grade Encyclopedia 工学〔矿产工业指标〕释 cut-off grade；marginal grade边界品位在圈定矿体时，对单个矿样中有用组分含量的最低要求，以作为区分矿石和围岩的界限品位。是固体矿产工业矿体圈定时的一项品质指标。
随便看	linear array linear array push-broom sensor linear array scanning sensor linear array sensor linear assignment method linear associative algebra linear attack linear automaton linear autoregressive model Linear B linear bias linear bias model linear bias parameter linear birefringence linear birth process linear boundary condition linear boundary operator linear boundary-value problem linear bounded automaton linear-bounded automaton linear bundle linear chain polymer linear change linear channel linear character

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。