The "Three Key Elements" method for depot repair of air-conditioner sets is put forward,i.

Discussed are the concret applications of the computer network technique in the compiling of the plan of freight car repair in depot repair.

The paper puts forward a design scheme of simple impulse correction for terminal correction rockets,and establishes the model of corrected trajectory.

In view of the problem of correction of the end of ballistic trajectory of mortar,this paper builds a dynamics model based on impulse control and analyzes the effect of impulse and trajectory parameters on terminal correction ability and trajectory characteristic.

Impulse correction scheme of a terminal correction rocket was put forward,and the trajectory model was established.

Thus,by analyzing the language the vocabulary the author chose and structures of sentences he used and by studying its organization and figures of speech,we may achieve a deeper understanding as well as a stylistical appreciation of the text.

After a detailed study of the prominent lexical features, syntactical features and figures of speech in the text, valuable insights are gained into the artistic value of the Katherine Mansfield s unique writing style which is remarkably delicate and sensitive.

Viewed from the linguistics,language finite,but the infinite oflanguage can be achieved in a distinctive style by using the figures of speech properly.

The problems existing in railway freight car depot repair at present is analyzed.

On the rhetorical devices used in advertising English from the stylistic perspective;

Based on some real examples in English advertisements,this paper explores the use of the most commonly used sentence types and rhetorical devices in English advertisements from the aspects of syntax and rhetorical devices.

The Relevance theory mainly develops Grice s Conversational Implicature theory in the following aspects:inference model,new view of context and explanation of traditional rhetorical devices.