“particle size”的概念、定义、翻译、参考文献-科学参考

单词	particle size
释义	particle size [`pärd·ǝ·kǝl ´sīz] ^GEOLOGY The general dimensions of the particles or mineral grains in a rock or sediment based on the premise that the particles are spheres; commonly measured by sieving, by calculating setting velocities, or by determining areas of microscopic images. ^METALLURGY The average and controlling lineal dimension of an individual particle of metal powder as determined by suitable screens or other methods of analysis.
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