| For more than 80 years'experience the Educational Technology (abbreviated as ET) has evolved to be special practice field, which solves the problem in instruction practicing by ET. And now it has become a major, a subject, Educational Technology Subject. The development of ET mainly involves the forming and developing of the audio teaching, procedure instruction and systematic technology. The development of each phase is derived from the changing of the society and the education, then counteract them, that is the ET also influenced the development of the society, education and human. The bring and development process proclaim the necessity of ET's being and developing as a subject, that is value. The philosophy view in present ET field mainly includes three views, scientific humanism, and polemical materialism.In the ET value relationship, the main-body has the being needing and the sub-body has the possible meeting. To discuss the ET value, it's cannot but to involved the relation of main-body and sub-body. We get the characteristic of ET value on the basis of connotation, including the subjectivity, objectivity and expansibility. The third part mainly illustrate that the ET value contains macro and micro level in the China educational reform. The macro side shows its establishment of the learning society, and the equal education. The micro side shows its construction of the humanity environment, which is to realize the freedom fully, the diversification of the education communication and the fully digging of the human potential in creation, etc.. In this paper, to analyze the connotation and the embodiments of ET value is to ground for the evaluation, namely the main content of the fourth part. To evaluate the ET value, firstly we need to the analysis the evaluation information according to, the element influencing the evaluation, and the rationality of it, and then define the principle, which is historical, systemic and beneficial analysis and evaluation principle.To discuss the ET study's theory value is to practice, to form right value guidance, to quicken the educational reform step. And that's just the expectant study meaning of this paper. |