ASTM D6820-25 PDF
Standard Guide for Use of the Time Domain Electromagnetic Method for Geophysical Subsurface Site Investigation
Standard Guide for Use of the Time Domain Electromagnetic Method for Geophysical Subsurface Site Investigation
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Дата публикации:
- 29 сентября 2025 г.
- SKU:
- ASTM D6820-25
Abstract
Significance and Use 5.1 Concepts: 5.1.1 All TDEM/TEM instruments are based on the concept that a time-varying magnetic field generated by a change in the current flowing in a large loop on the ground will cause current to flow in the e...
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