From the point of pragmatic definition of paradox, the discussion between intensionalists and extensionalists is analyzed, and the clue, which is from the paradoxes with self-reference to the paradoxes without self-reference is uncovered.

An approach on the connotation of "ecological environment";

Biodiversity and the functions of ecosystem: connotations and denotations;

Analysis of intension and extension of uncertainty information;

On the Intension and Extension of Psycholegical Counseling;

Intension of Supercorn and Compact Corn Breeding;

Discussion on the meaning of river health life;

Discussion on the Philosophical Meaning of the Classical Garden in China;

Concept,content and target of ore field′s sustainable development;

Look At The Content Of Popular Science In Systematic Theory;

On the Content of Social Productive Forces and Its Characteristics of Motion;

Analyzing the implication of china’s modern product design in terms of culture;

Essentials of Implications of Information-oriented Higher Education and Correction to Evaluation Indexes;

Implication and Output Function Model of Financial Derivatives Innovation;