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- Phenanthrene quinoxaline 菲基喹喔啉
- University of phenanthrene Ni Kesi is one of American universities that are good at long-range education. 肯普认为,虚拟技术现下仍然是一项年轻的技术,但今后发展前景十分看好。
- Does Nanjing all alone hall of Western-style food of phenanthrene spy samite has a meal how many money? 南京索菲特锦绣西餐厅吃饭多少钱?
- But for the potassium hydroxide precipitated , the purity decrease because of charcoal of crue phenanthrene . 而钾盐沉淀法由于反应过程中原料被炭化,致使菲的纯度下降。
- In this article,a new method of determining contents of diphenyl and phenanthrene in waste water has been investigated. 文章研究了一种新的测定废水中联苯及菲含量的方法。
- The synthesis under mild conditions and applications of p-aminobenzene sulfonamido quinoxaline are introduced. The discussion is made for the effect on the synthesis. 介绍磺胺喹啉的合成工艺方法,在温和的反应条件下得到了合格的产品,合成工艺合理、便于操作并讨论了影响合成工艺的因素。
- The sorption of Acenaphthene and Phenanthrene was characterized by linear isotherm, indicating solute partition between water and the organic phase in soil. 土壤对多环芳烃的吸附去除效果明显,其中苊和菲的吸附等温线呈线性。
- Phenanthrene leaf says, it is outdoor build a monkey basket for Palisi even, her sweet Assamese macaque also wants very quickly to move in. 菲叶说,在室外还要为帕丽斯搭建一个猴子笼,她的蜜熊猴很快也要搬进来。
- The adsorption isotherm of benzene, naphthalene and phenanthrene from cyclohexane solution onto silica gel has been determined. 测定了硅胶自环己烷溶液中吸附苯、萘和菲的吸附等温线。
- The results indicated that among the three PAHs studied, overall risk of phenanthrene is the highest, benzo(a)pyrene is the lowest. 结果表明,该地区目前菲的总体风险性高于另两种化合物,苯并(a)芘的总体风险性最低。
- Oxidation of phenanthrene for the preparation of phenanthrenequinone was studied by potassium permanganate in LR in the paper. 研究了在溶剂LR中用高锰酸钾氧化菲制取菲醌,并探讨了合成菲醌的主要影响因素,找出了较佳工艺条件。
- The infante of queenly husband, phenanthrene benefit general that is 87 years old also is very interested in website correcting. 女王的丈夫、现年87岁的菲利普亲王也对网站改版很感兴趣。
- Result, new gotten model can explain sluggish bilges, and this explains can with add curvilinear photograph allows expectant phenanthrene Li Pusi. 结果 ,新得到的模型能解释滞胀 ,并且这一解释能与附加预期的菲利蒲斯曲线相容。
- The technical development of separation and refinement anthracene,phenanthrene and carbazole from crud anthracene was summarized in this paper. 综述了从粗蒽中分离和精制蒽、菲、咔唑的技术进展,介绍了物理分离法、化学分离法和复合法,并对各种方法进行了评述。
- Tracing the eco-toxicity of parent compounds of PAHs(Phenanthrene and pyrene) and soil as a whole in the processes of middle long-term degradation. 研究多环芳烃(菲、芘母体污染物)的生态毒性,追踪生物降解的中长期过程。
- Phenanthrene economist says, want rice not to appear only bottleneck effect, philippine consumptive price index won't produce bigger wave motion. 菲经济学家称,只要大米不出现瓶颈效应,菲律宾的消费价格指数就不会产生较大的波动。
- Main reason is the effect that suffers phenomenon of ell Ni Nuo, phenanthrene whole nation appears what extended drought causes. 主要原因是受厄尔尼诺现象的影响,菲全国出现长期干旱所造成的。
- Aqueous titanium trichloride promoted intermolecular reductive cyclization of 1,2 -diketone and o-nitroaniline in basic media provides a convenient method for the synthesis of quinoxaline derivatives. 本文研究了三氯化钛水溶液作用下,邻硝基苯胺与1,2-二酮在碱性介质中分子间的成环反应,提供了一个方便地合成取代喹喔啉类化合物的方法。
- Reactivity of electrophilic substitutions of different positions on phenanthrene are discussed according to the theory of Resonance,PMO method and EHMO method. 利用共振论、PMO法、EHMO法;对菲亲电取代反应各位点的活性进行了解释.
- The ubiquity of phenanthrene series, chrysene series compounds, perylene and retene compounds in the sediment indicated that PAHs mainly came from the terrestrial plants. 在样品中检测到角鲨烯,表明这一地区存在生物甲烷合成和细菌作用,具有生成油气及天然气水合物可能性。