“heavy aggregate”的概念、定义、翻译、参考文献-科学参考

单词	heavy aggregate
释义	heavy aggregate Encyclopedia 工学骨料释 heavy aggregate重骨料表观密度在3000～4000千克/米3，堆积密度大于2080千克/米3的骨料。主要有铁、磁铁矿、砂铁、褐铁矿、赤铁矿、重晶石和烧结球等。
随便看	polar parabola polar path polar period polar plane polar planimeter polar plasma polar plot polar plume polar point polar polymer polar polytope polar process polar prominence polar quadric polar quadrilateral polar radius polar ray polar reciprocal polar reciprocal body polar reciprocal convex body polar reciprocation polar region polar representation polar resource exploration and development polar-ring galaxy

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。