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英文论文写作常用句子
文/ 佚名 出处:不详 人气:   2007-3-17
need tol     Identifies six key issues surrounding high technologyl     A comprehensive study of the .. has been undertaken l     Much work has been reported recently in these filedl     Proposedl     Presentedl     State thatl     Point out that the problem of l     Describedl     Illustratedl     Indicatedl     Has shown / showedl     Addressl     Highlightsl     A study on ...was done / developed by []l     Previous work, such as [] and [], deal only withl     The approach taken by [] isl     The system developed by [] consistsl     A paper relevant to this research was published by []l     []'s model requires consideration of ..l     []' model draws attention to evolution in human developmentl     []'s model focuses on...l     Little research has been conducted in applying ... tol     The published information that is relevant to this research...l     This study further shows thatl     Their work is based on the principle of l     More history of ... can be found in xx et al. [1979].l     Studies have been completed to establishedl     The ...studies  indicated that l     Though application of xx in the filed of xx has proliferated in recent years, effort in analyzing xx, especially xx, is lacking.Problem / Issue / Questionl     Unfortunately, real-world engineering problems such as manufacturing planning do not fit well with this narrowly defined model.  They ten

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