“heads”的概念、定义、翻译、参考文献-科学参考

单词	heads
释义	heads [hedz] ^{MINING ENGINEERING} 1. Material removed from the ore in the treatment plant and containing the valuable metallic constituents. 2. The feed to a concentrating system in ore dressing.
随便看	drag-in dragline dragline conveyor dragline excavator dragline scraper drag link drag mark Dragon dragonfly drag-out drag parachute drag rope dragsaw drag-stone mill drag technique drag truss drag-type tachometer drag-weight ratio drag wire drain drainage drainage area drainage basin drainage canal drainage density

科学参考收录了103327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。