Contrastive linguistics belongs to a branch of linguistics.It studies two or more languages synchronically.However,lexicology is the study of lexical items of a
To find out different discourse features of these two different news reports and different ideologies reflected in the these two news reporting,Fairclough’s th
The essay aims at revealing the washback effect of task-based communicative language test(TBCLT) in a vocational college, with the further purpose to work out s
利用云南天文台１ｍ望远镜上的１号ＣＣＤ的ＳＲＴ（分离读出技术）观测天王星卫星的资料，相对卫星的历表位置测定了暗恒星的位置，测定精度与目前国外天然卫星位置测定时的最好精度相当。
Dreiser’s Sister Carrie has been controverted for a long time.It is still consummate today and as alive and valid as when it was written.First,the description
Critical discourse analysis(CDA) is an influential and useful approach to comprehend a discourse, which helps reveal the embedded ideology within the discourse.
利用１９８０年４月至１９９０年１２月共１３６次急始型磁暴资料统计研究了武昌地区ＴＥＣ的变化。结果表明，ＴＥＣ的暴时变化出现正相，相对变化值ΔＴＥＣ的暴时变化形态与中高纬地区一些台站所观测到的结果差别较大；如果磁暴
介绍了１９８２年１２月３０日太阳视面上Ｓ１０Ｗ２０处伴随耀斑产生的日浪形态，并给出其速度场随时间演变的特征．光谱观测结果表明，日浪上升过程中有旋转运动，速度为２０—３０ｋｍ／ｓ，旋转速度随时间而减小．
As the masterpiece of Nathaniel Hawthorn’s writing, The Scarlet Letter not only brings him fame forever, but also gives us more about people’s life in Puritan
滑坡泥石流是云南省的主要自然灾害,现已查明全省滑坡泥石流沟坡3836处,每年造成我省的经济损失近亿元,死亡人数50人左右,如1986年造成的经济损失达3亿多元,1991年死亡人数273人。因此滑坡泥石流防治工作十分严峻,每年要投入数百万至几千万元的工程治理费用和赈灾款。随着人口逐年增多,经济建设的发展,自然资源不适度的开发,导致山区自然环境本底日益恶化,滑坡泥石流灾害呈上升趋势,所造