“placer sampling”的概念、定义、翻译、参考文献-科学参考

单词	placer sampling
释义	placer sampling Encyclopedia 理学采样释 placer sampling砂矿取样为查明砂矿床中有用矿物（或有用组分）的含量、分布规律及回收性能而进行的采样工作。
随便看	apparent activation energy apparent age apparent altitude apparent angle apparent anomaly apparent antivertex apparent area apparent association apparent binary apparent bolometric magnitude apparent brightness apparent candle power apparent charge apparent chargeability apparent competition apparent contour apparent coordinate apparent death apparent declination apparent depression of the horizon apparent diameter apparent digestibility of nutrients apparent dip apparent direction apparent discharge

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。