The research has been carried out shout laser and densimeter methods systematically, it will establish basis for the laser analyzer applying to soil granulometric grading experiment.

• 本文对激光粒度仪与密度计法的相关性、试验结果的相互转化关系进行了系统的研究，为激光粒度仪在土工颗粒分析中的成功应用奠定基础。