By introducing several typical examples in earthquake isolation of building structures in Japan,the trends in Earthquake Isolation techniques of building Structures are summarized,and meanwhile,its prospects in china and several problems needed to be solved are indicated.

Based upon the teaching practice,this paper holds that important typical examples play important roles in the teaching practice of Calculus.

On the basis of an extensive collection and analysis of the related data and survey of the survival architectures,the authors deeply research its typical examples,then analyze its characteristics of space,form,material,equipment and decoration,finally summarize the value of Xi\'an modern times mansion architectures in both historical and architectural aspect.

Pattern Recognition in the Typical Cases System──Model and Algorithm;

Mainly introduce failure accident kinds and properties and typical cases in the domestic and at the a-board.

Case teaching is a necessary method of teaching Marketing Business course, and propel application of typical cases will make teaching and learning less difficult and get a better learing effect.