宾格砖家
你提的问题确实有点困难,花了我好大功夫,查了好多资料才把你的论文翻译过来,不过你说的翻译是要翻译成英文吧?我只懂英文哦!言归正传,以下是我的翻译*^_^*:Objective: to search for optimum reaction conditions in the synthesis of isatin deriva tives. Method: by sandmeyer synthesis m ethod to replace the aniline as substrates with chloral hydrate, hydroxylamine hydr ochloride instead of oxime of acetyl anilin e was synthesized by sulfuric acid to mak e the closed-loop system to replace the is atin. At to 8 o. Results: the to tal yield of 5 instead of isatin, with of the total yield have seven instead of isa tin, at - of the total yield of f our instead of isatin is obtained. The prep aration technology was optimized and the optimum reaction conditions were determ ined: reaction temperature is 85 ℃, reacti on time is ~ h。【大功告成!希望楼主采纳哦!很辛苦咧!】其实英文还是挺好的(^_^)Y
可选“同居关系的法律探讨”和“建立我国亲权制度的有关问题探讨”。前者虽然讨论的很多,但是一直没有定论,可是由于现在结婚成本越来越大,年轻情侣在结婚前同居的情况会
如果写小红书相关论文研究,主要的意义在于还是对现实人们的一种观照和思考。解决问题只能说是一个参考,比如法规行业标准的健全机制。
我也是学广告的,也想用这个选题。最近在弄论文,题目暂定“移动互联时代网红直播的营销推广研究”。你一定要有一个确定的方向,不能啥都写,切忌
萧红小说论文的选题依据我可以帮你操作。
不太懂~不过针对某一个细节的内容倒是可以写,比如俚语、成语的使用,等等。