“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	family soldier family sport family statistics Family Status Family Strategy Family Structure family studies Family Sun at Qingfengzha family support family therapy Family Tree Family-Tree Model family visit Family Wu's Stone Ancestral Shrines Family Yu's Wanjuantang Bookstore Family Zheng in Taiwan FAMOS famous actors of Yuan Zaju drama famous bridge famous bush Famous Calligraphy and Painting Comments famous cave Famous Ci-poem of Qing Dynasty Famous Ci-Poets of Song and Yuan Dynasty famous dance numbers in musicals theatre

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。