“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	building engineering investigation and surveying building engineering survey building envelope building envelope thermal performance trade-off option building environmental impact assessment building environment impact assessment building equipment automation control room building equipment monitoring system building fire building fire extinguishing facilities building fire protection building fire protection facilities building fire safety building fire safety evaluation method building for energy dissipating building foundation blasting building fuel oil and gas engineering building function building gauge building ground building heat consumption index building heating energy consumption index building heatproofness building height control building height restrictions

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。