Research and application of microbial association inference in bioinformatics Research and application of microorganisms in oil exploitation Research and application of artificial intelligence algorithms Research and application of microcirculation reconstruction technology in building water system Research and application of microscopic identification of remnant hairs of Chinese animal drugs Research on the application of spatial information technique in urban planning Research and application of microbial strains for treatment of livestock and poultry manure and sewage Theory and applications of causal inference and bayesian statistics