ObjectiveTo study the application of three dimension dynamic multimedia in teaching of mechanism of labor in obstetrics.

Methods The concept of dynamic hypermedia is introduced,which broadens the hypermedia componentsnodes,links,link marks with virtual specifications,dynamic computation and filtering,and the hypermedia engine is built up using the display subsystem and control subsystem.

Since mobile communication and multimedia communication are the most rapidly developed businesses with the largest potential market and the most optimistic future, mobile multimedia combining the above two fields are attracting more and more attentions of the institutions, production sections and operation sections.

This paper explains the leading technological solutions of mobile multimedia broadcasting at present, of which three are compared briefly, and finally introduces several new technical solutions.

Providing portable/handheld terminals with mobile multimedia services over digital terrestrial broadcasting networks,DVB-H is the latest standard from DVB project.

Multimedia Animation Demonstration of the Technology and Reseach;

In this paper,the theory and method of displaying multimedia animation based on OpenGL double buffer on computer are resarched, in addition to how to use MFC Timer to control refresh frequency of multimedia animation, and establish many objects animation emulation system.

Nowadays, the study on using the multimedia animation technology to assist the basketball tactics teaching and training are not many, the study of using multimedia animation to assist the basketball is propitious to promote transformation of the teaching mode, teaching surroundings, teaching method, and so on.