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ed that…(2)It was found/observed between/in…(3)The results of statistically elaborated com2putations are tabulated. 3.2.15　表述结论用句型常用谓语动词arrive at、conclude、draw等,如:(1)It is concluded that…(2)The paper concludes that… 3.2.16　表述建议用句型常用词有propose、recommend to、suggest等,如:(1)It is suggested that…(2)The data/results/solutions obtained suggestthat…(3)Recommendations are m ade regarding…(4)Suggestions were m ade for further study of…(5)The author p roposes an app roach to… 3.3　范　例科技论文摘要的翻译除了尽量与中文摘要保持一致并符合英文的表述习惯外,根据文章内容,中英文摘要在描述方法上也可以有些差异。如果不是作者自已翻译,译者在翻译前应尽量读懂正文内容。这里仅从化工期刊上选出几篇摘要的译文,供读者参考。例1　通过实验室填料塔研究了加压下(0.2～0.6 MPa)派嗪混合N2甲基二乙醇胺(MDEA) 水溶液吸收CO2动力学。研究结果表明:当CO2分压大于0.1MPa时,压力会强化在气液界面的表面扰动,使得CO2吸收速率较常压模型值大,并且该速率随压力的增大而增加,得到了哌嗪混合MDEA水溶液脱碳常压动力学模型的压力修正式。The kinetics of carbon dioxide absorp tion intoMDEA aqueous so lution blended w ith p iperazine(PZ)under p ressurized condition was studied in anexperimental packed column.The results indicatedthat the abso rp tion rate of carbon dioxide under p ressurized condition was higher than that of calculationvalue from the kinetics model under atmosphericp ressure because the M arangoni effect was strength2ened by boosting.The p ressure modified model tothe kinetics model of atmospheric p ressure was ob2tained.例2　充气式水力旋流器自从问世以来一直被用作离心浮选设备来研究和使用。但是最近的研究表明,对它的结构和操作参数作适当的改变后,充气水力旋流器可以作为一种高效的接触反应器。本文简介了其应用于离心浮选和接触反应两方面的原理,比较了其异同点,阐述了其在接触反应方面的最新研究进展。The air2sparged hydrocyclone has been used asa centrifugal flotation device since it was invented inthe 1986 s.Recent researches indicate that it can al2so be used as a high2efficiency contact reactor whilethe structure and operation parameters are changedp roperly.This paper exp lains the different mecha2nism s when it is used as a centrifugal flotation deviceo r contact reacto r,compares these two function andsummarizes the p rogress of its new app lication as acontact reactor.例3　评述了含油废水的处理方法,如物理化学方法、化学法、生物处理等,指出各方法的优势及目前存在的问题。介绍了含油废水处理的最新研究成果,提出了今后含油废水处理技术的一些建议与展望。认为在含油废水处理技术的研究开发中,要加强含油废水处理的基础研究,明确含油废水中各组分的相互关系,加强除油机理的研究,同时减少染源的排放以及加强含油废水的回用。Treatment p rocesses of o il2bearing wastewatersuch as physiochem ical treatm ents,biochem icaltreatm ents,chem ical treatments are reviewed.Theadvantages and disadvantages of the treatm ents aresummarized and discussed.The latest researchachievements and p rospects in this field are alsop resented.Fundam ental researches of oil2bearingwastewater treatment are to be emphasized and re2searches on oil removing mechanism are to bestrengthened.The inter2relationship s of the keycomponents of oil2bearing wastewater should be es2tablished.C lean p roduction is recommended andwastewater discharge is to be decreased and reused. 4　结　语　　除了了解题目及摘要翻译时的注意事项和方法、技巧外,由于中英文对专业术语的习惯叫法不尽相同,有的比较类似,如:高压圈改造high pressure loop revamp ing,低温变换low temperatureshift等;而有的差异却较大,如:气流床气化炉entrained flow gasifier(英文中就没有“床bed”),一段炉下集气管inletmanifold of primary reformer(中国人习惯用该管实际所在位置来称呼,而英美人则喜欢根据工艺位置来称呼)等。国内科技论文要求给出英文题目、摘要及关键词是出于国际交流的需要,其主要目的是方便国外人员检索和查寻,因此,作/译者应尽可能多读国外英文技术期刊的相关文章或相关专业的英文文章,以使自己撰写或翻译出的文题及摘要更符合英美人的习惯,避免中国式英文引出误解甚至笑话。