Acta Geophysica Sinica, Vol. 13 No. 1, 1964: Table of Contents and Abstracts

摘要

Contents: Propagation of hydromagnetic shock waves in an inhomogeneous magnetic field; the geomagnetic effects of major flares in the sunspot regions of magnetic classes gamma and beta gamma; a note on the nonuniqueness of the Umkehr method B; on increasing the accuracy of a visual magnetometer; a study of the P and S waves at 5 - 30 degrees and of the structure of the earth's mantle; the transmitting sources in two-dimensional seismic model experiments; some problems concerning the design of the 581 microseismograph; theory of grouping of pulsating waves; and several problems concerning ore prospecting using the direct-current method.