This article introduces the structure, the uses, the accuracy guarantee of the Resistivity System ARS 300 TM , discusses the limitations of the equipment design and makes improvements for the first time.

• 文章全面地介绍了ARS-300TM电阻率测试系统的结构组成及其相应的用途和测定时的精度保证; 对仪器设计的局限性进行了讨论,并首次提出了仪器的改进设计。