“marginal grade”的概念、定义、翻译、参考文献-科学参考

单词	marginal grade
释义	marginal 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	fluctuations with pressure and entropy fluctuation term fluctuation theorem fluctuometer flucythrinate flucytosine fludioxonil flue flue ash potash flue-cured tobacco flue dust reburning flue gas ash removal flue gas circulating fluid bed desulfurization flue gas cleaning in municipal solid waste incinerator flue gas composition measurement flue gas denitration flue gas denitration technology flue gas denitrification flue gas desulfurization flue gas desulfurization system control flue gas desulphurization flue gas desulphurization & denitrification flue gas heat recovery flue gas mercury pollution and control technologies flue gas purification

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。