The electrical investigation of the earth's crust is made possible mainly by the differences in the electrical conductivity that exists between different rocks and rock formations. It is therefore of great importance to know the
The electrical investigation of the earth's crust is made possible mainly by the differences in the electrical conductivity that exists between different rocks and rock formations. It is therefore of great importance to know the
P. E. LAGERHJEIM.1930. ELECTRICAL INVESTIGATION OF OILFIELDS.[J].地质学报,(4).
P. E. LAGERHJEIM.1930.[J]. Acta Geologica Sinica,(4).
