Any description and explanation of linguistic system can be done on the basis of the account of the basic properties of language.

Linguistic sense is a psychological perception of the existence of the linguistic system,and a kind of psychological phenomenon of language,but not the linguistic capacity.

Nuerocognitive Linguistics tends to construct a semiotic model to express and explain the linguistic system while Neurolinguistics lays much emphasis on the study of the mechanisms of the brain.

Pragmatic restrictions on the operation of the language system

And the idea of language system is the soul of Saussure s linguistic concept.

It explains the authors Process-Dimensions Theory from several aspects, such as language systems,language process, language meaning and language application, and evaluates its success in theory and practice.

Design and thinking of forepart circuit for bistatic SAR receiving system;

To accomplish the reception of the electromagnetic field intensity signal effectively,a kind of 24-bit parallel HSMT receiving system that can measure four vectors simultaneously is developed and the system is controlled by low power consumption DSP chip.

According to functions and characteristics of the FY-2C satellite CDAS station receiving system,the designing project of system is suggested and the implementing method is also described in detail.