Graph of grain size (horizontal logarithmic scale) against percentage distribution (vertical arithmetic scale); a point on the curve indicates the percentage by weight of particles smaller in size than the grain size at the given point.
科学参考收录了60776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。