Methods: the data of 24 cases of MDE and 28 cases of PCM, including clinical manifestations, distinguished diagnoses, surgical therapy, pathological results, were analyzed.
After pretest and training for WLL, the research adopts measures such as 「a Subject per Unit」 and 「a Star per Week」 to use WLL into practice of MDE based on innovation diffusion theory.
Many studies have shown that the MDE is an important mechanism affecting geographic richness pattern. However, its relative role in such patterns differs markedly depending on many factors.
现有研究表明,中域效应是影响物种丰富度格局的一种重要机制,但其作用大小受很多因素的影响。
These problems have influenced the quality of MDE so Government Departments, Distance Education institutions and academe are all exploring the resolvents.
这些问题在实践中影响了远程教育的质量,因而政府部门、远程教育机构及学术界都纷纷探索其解决方法。
The primary concept of quality assurance system of MDE involves offering optimized modern distance education service on the premise of exercising present education resource.