The paper puts forward the definite matching correlation dimension for qualitative geological variables in time and space series, the estimate method of fractal dimension and the principle of distinguishing fractal body, taking the electron microprobe analysis data of higher density and longer series on core in Bainiu chang Ag polymetallic ore deposit as an example.

Research on oil accumulation factors and their time space match relation in rift-subsidence basin——Take Xing'anling group in Sudeerte area as an example;

me-space matching relation of source rock, caprock and faults and its controlling effect on oil and gas reservoir forming in fault basin.;

Research on matching relations of two-stage drainage systems for city in plain river network area;