This paper has introduced one low bit-rate,low cost,low loss wireless network standard of bright future in home network application,IEEE 802.

This paper analyzes the necessity of GDP "low cost" growth according to the meaning of intensive utilization of land and economical growth theory of "low cost",and points out the way to realize "low cost" growth from the view of setting up scientific development concept,establishing the cadre check synthesis system and the intensive and utilization mechanism.

The low cost development is the intrinsic request that scientific develops view, also inevitable choice of the current actuality And nature, society and the person s low price developments are to carry out the center, overall, moderate and can keep on basic assurance of the development.

To promote sustainable development, people's thinking has to be changed from the traditional, high-cost, and unsustainable way of thinking to a scientific, low-cost and sustainable one.

To carry out low-cost development, three "build-ups" have to be realized: to build up a low-cost development concept in guiding ideology; to build up a low-cost evaluation measure in the evaluation of development; to build up a low-cost development pattern.

How to deal with the relationship between the scale, quality, structure and the benefit and strive for it s effective increase with lower cost, that has became an urgent task during the mass higher education process.