In the thesis a coherent text is defined as a continuity of senses of the outcome of combining concepts and relations into a network composed of knowledge space centered around main topics. And the author maintains that in order to obtain the coherence of a target language text from a source text during the process of translation, a translator can utilize the following approaches: retention of the continuity of senses of a text; reconstruction of the target text for the purpose of continuity; coherence complement in translation and the extracting and foregrounding of topic sentences in translation.