The structure spaces of rings by the upper radical property determined by the class of subdirectory irreducible rings with an idempotent heart is introduced.

It is obtained in this paper that the LFCF-property is radical in the class of monoidal groups.

Objective:To investigate the effect of regional perfusion on histology of advanced breast cancer and to explore the possibility of radical operation.

Experiment study on root avulsion model of brachial plexus;

Objective To study the significance and technology of diagnosis of nerve root compression in patients with lumbar disc herniation by the method of magnetic resonance myelogram(MRM) Methods Two groups of patients with lumbar disc herniation were selected according to nerve root pain.

Identification of drought tolerant germplasm at seeding stage and QTL mapping of related root traits in soybean;

Establishment of the regional innovation network can strengthen embeddedness of small & medium-sized enterprise cluster, and increase its innovational capacity.

It establishes a network-factor system for the sustainable development of industrial parks — Business network,individual network,labor network and social cultural network,based on the theory of network governance and focusing on two important characteristics of industrial parks: Networking and embeddedness.

In particular, the paper discusses the relationships of culture and economy and the social - cultural embeddedness of economic activ.