Abstract is the gist of the academic writing and its linguistic features are the key to writing good English Abstract for Chinese students.Based on the writing standard of some famous retrieval system and with some related linguistic theories,30 journal paper Abstracts of both SCI and SSCI journals were analyzed in the aspect of their length,tense,voice and structure.The results show that most of the Abstracts have the words of 120 to 200,7 sentences,the Abstracts are mainly for the present tense and the past tense in the tense,voice in the voice and the summary the active statement in the structure.%为了给学术工作者发表国际期刊论文提供具体可行的帮助,根据国内外著名检索机构对摘要的写作要求,运用语言学的相关理论,精选了30篇同时为SCI与SSCI文献检索机构中的英语期刊论文摘要进行实例分析。分析认为：其摘要单词大多在120～200个,句数平均为7句;时态以一般现在时态和一般过去时态为主;语态以主动语态为多,结构以概述型为主。
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机译：IsTIsaN Congressi：09 / C12sscientific symposium。健康与环境国际会议：未来的挑战。 Istituto superiore di sanita。罗马，2009年12月9日至11日。（simposio scientifico .Convegno Internazionale salute e ambiente：sfide per il Futuro.Istituto superiore di sanita.Roma，9-11 Dicembre 2009.）
