This article begins with an exploration into the working principle of network neighborhood, and then it further makes an analysis of the slow reaction of the local area network to network neighbor visiting, and tries to find out the possible causes of and some solutions to such slow reactions.

In the Liutang ore-prospecting target area on the outskirts of the Hunan lead-zinc polymetallic orefield which has been investigated in great detail,the authors used integrated methods,such as high-precision magnetic survey,high-precision gravity survey,high-sensitivity soil and rock survey,and carbon-oxygen isotope determination, to conduct reconnaissance and detailed investigation.

On comprehensive methods for survey of exploration for water outburst and mud outburst collapsible body scale in karst tunnel

In contrast,consciousness should be as an access and a comprehensive method should be adopted to analyze reasonably,thus understanding the category in the integration of metaphysical and priori deductions.

Solution region analysis and synthesis method of 4-position rigid-body guidance;

A new direct synthesis method for dynamic load characteristics based on measured response space was presented to solve the problem of how to establish the synthetic model of dynamic load characteristics in the same classification.