Technological capabilities are a source of enterprise's competition advantage. It is enterprises that select , obtain ,acquire and assimilate, improve and create technology and integrate it with other resources in order to generate products and services during the continuous technological reforming process of the enterprise. The development of Technological capabilities is limited by the technological learning of enterprises. The validity of technological learning is decided by recessive knowledge absorbability of enterprises. This text structures the Technological capabilities of an enterprise absorbed on the basis of recessive knowledge and evolves models.