The next describes ways to consider a single “traverse” or set of measurements. Given that the “four-position” suggests, the exam is made of 4 pins that must be inserted to the earth. Thank you in your inquiry. The Barnes layer process is usually a theoretical construct determined by a range https://reidehhgb.pages10.com/top-latest-five-soil-resistivity-testing-companies-bangladesh-urban-news-67710143