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p; 3 . 3分译法将汉语中一个单句译成两个或两个以上的简单句。例 13用 200 μm, 30 μm和 2 μm三种 AP可得到 83%和 84%固体装填的可加工推进剂。With a tri modal fracti on of 200 μm, 30μmand 2 μm AP, it was possible t o achieve p roces2sable p r opellants with 83% and 84% s olid l oad2ing .3 . 4综合法翻译一个汉语长句时不能只单纯使用一种翻译方法 ,而要综合使用各种方法。我们必须仔细分析 ,对全句进行综合处理 ,以便把汉语原文翻译成通顺且忠实原文的英文。例 14取代灭火系统中的推进剂应是能快速生成大量无固体残渣、无毒气体的气体发生剂 ,该推进剂是一种可浇铸双基推进剂配方 ,主要组分分别是硝酸铵、 NC和一种或数种高能硝酸酯增塑剂 ,另外还含有热稳定剂。Gas generating components . capable ofquickly p r oducing a large quantity of s olids2 freenont oxic gases useful as p r opellants in Hal on re2p lacement fire supp ressi on systems consist of adouble2 based castable p r opellant for mulated fr om amaj or amount of ammonium nitrate, a minor a2mount of nitr ocellul ose, one or more high2 energynitrate ester p lasticizer, a thermal scavenger, anda combusti on rate modificati on .
4　常用句型4 . 1目的和范围One of the pur pose of this study is…The ai m of this study is t o carry out analysisfor…Some of the s pecific t op ics discussed are…The scope of the research covers…4 . 2内容和重点The paper addresses the p r oblem of…This paper is concerned with the analysis of…Attenti on is concentrated on…The p ri mary emphasis in this article is on…4 . 3实验和方法The experi ments on…have been carried outusing…The analysiswasmade with…The test is demonstrated by using…4 . 4比较与评估The p resent work evaluates the p roperties of…The calculated results agree with experi men2tal results .4 . 5应用与结果The method has been app lied t o…T wo basic technol ogies are used t o lay down…It is indicated that…4 . 6综述与建议This paper summarizes the theory that…Suggesti onswere made for further study of…The result obtained suggest that…5　技　巧5 . 1运用缩略语,常用的有:例如 ( e . g . ) ,换言之 ( i . e . ) ,等等 ( etc . )及其它。例 15多年来科学本文出自www.51lunwen.org，在代写英语毕业论文与留学生论文方面具有丰富的经验！如果需要原创英语论文，英文论文请联系 QQ：949925041家们对推进剂燃速温度系数做了大量的研究工作 ,建立了诸如 G DF、BDP、 PEM等模型。Formany years, scientists have done a l ot ofresearch on the temperature sensitivity of the p r o2pellants burning rate and established manymodelse . g . GDF,BDP, PEM, etc .5 . 2使用标点符号例 16图 1表示的是三种火焰:粘结剂和氧化剂分解物之间的初始火焰、单基推进剂火焰和扩散火焰。Figure 1 illustrates three kinds of flames (1)p ri mary flame bet ween the decompositi on p r oductsof the binder and oxidizer ; ( 2) single2 base p r o2pellant flames and (3) a final diffusi on flame .5 . 3使用过渡性词汇 ,如:首先 ( first of all) ;另外 ( in additi