“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	greenhouse flowers greenhouse forced ventilation greenhouse fugitive emissions green house gas greenhouse gas greenhouse gas analysis green house gas control green-house gas emission green-house gas emission of energy system greenhouse gas emission reduction action greenhouse gas emission reduction management greenhouse gas emissions inventory management greenhouse gas emissions trading greenhouse gases greenhouse gases analysis greenhouse gases emission from rangeland greenhouse gases trading system greenhouse gas flux greenhouse gas observation apparatus greenhouse heating greenhouse heat insulation greenhouse high temperature treatment greenhouse humidity measure greenhouse natural ventilation greenhouse plants

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。