However the outlet for the fulfillment of Western traditional reason historically is presented in Marxist philosophy, practical philosophy about human being raised by Karl Marx contains supreme care which has eliminate the logical tension between transcendence and experience and which makes reason possess the quality of reality in history of human being.

An effective way to raise the data precision in geomagnetic absolute observation;

The geomagnetic absolute observation data processing of Mengcheng seismic station was mainly done by way of manual computation.