Study on sulfur conversion relationship between coking coal and coke;

The paper also presents the technologies of primitive relationship conversion and primitive shape-location adjustment to translate tangent relationship into scan and connected relations,to translate surface solid interceptive relationship into intersected relationship,and to adjust the shapes and locations for obtaining correct reconstruction results.

" The sentences in the turning relation originally are changed into the demonstrating relation logically, so that the mistakes appear.

The interior connotation of the complex sentence of turn refers to the logical thinking contained in the turning relation of the complex sentence of turn.

Since 1990s,the theoretical and empirical work in economic geography has experienced what might be termed a relational turn that focuses primarily on the ways in which socio-spatial relations of economic actors are intertwined with processes of economic change at various geographical scales.