芳
- 与 芳 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this study, six surfactants with different ionic type, molecular structure, and phenanthrene (3-rings PAHs) were used to test the effects of surfactant to the degradation of phenanthrene, and to the combined toxicity with the phenanthrene.
本篇论文以六种不同离子类型、分子结构的表面活性剂和以菲为多环芳烃的代表,研究了表面活性剂对菲降解的影响,和与菲共存时的复合毒性,以及表面活性剂对菲在模拟生态系统中的迁移转化规律的影响。
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FT-IR spectrum showed that the new bands at 3000cm-1~2700cm-1 and 1600cm-1~1400cm-1 were assigned to the C-H telescopic vibration and the framework vibration feature of imidazole ring, besides the characteristic bands of BMMs appeared in all samples, however, all of characteristic bands for imidazolium ionic liquid disappeared in the samples when calcined at 550oC, which implied that the structure of imidazolium ionic liquid has been destroyed during calcinations.
FT-IR分析测试中3000cm-1~2700cm-1及1600cm-1~1400cm-1波数范围内的谱带被认为是饱和的C-H伸缩振动和芳环骨架振动,说明离子液体的存在,这些峰只在萃取样品中出现,可见键连的离子液体的结构在焙烧过程中被破坏。
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The qualitative analysis of N polyaromatics in heavy oil was made by a double adsorption separation followed by the application of low voltage ionization and high resolution MS direct sampling.
通过两次吸附分离,然后采用低压电离,高分辨质谱直接进样技术对重馏份油中的含氮多环芳烃进行定性测定。
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Hydrocarbon structural-group components in the hydrotreating of residual oils The residual oils were preseparated into 4 fractions by alumina/silica serial column A method for measuring the hydrocarbon structural-group components in saturated fraction, aromatic fraction, and resin fraction of residual oils was established using low resolution, high ionization voltage mass spectroscopy.
渣油加氢处理过程烃类结构族组成变化研究采用氧化铝/硅胶串联柱对渣油样品进行四组分预分离,建立了低分辨、高离子化电压质谱测定渣油饱和烃、芳烃和胶质组分烃类结构族组成的方法。
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As fine chemical raw material, isoprene can be used to produce various perfumes, medicines, pesticide intermediates such as high value-added linalool, pyrethroid and ionone.
化学级异戊二烯是精细化工的原料,可以生产高附加值的芳樟醇、拟除虫菊酯、紫罗兰酮等多种香料、医药、农药中间体。
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A series of L-histidine Schiff bases that include Sal-His (H2L^1), Br-Sal-His(H2L^2), NO2-Sal-His (H2L^3) and their Cu complexes were synthesized, and the catalytic behavior of Schiff-base-Cu for the oxidation of β-ionone to 4-oxo-β-ionone as well as the effects of substitutents on these properties were examined.
合成了芳环上含不同取代基的Schiff碱配体(水杨醛缩组氨酸(H2L^1)、5-溴水杨醛缩组氨酸(H2L^2)、5-硝基水杨醛缩组氨酸(H2L^3)及其铜配合物,研究了其作为催化剂应用于催化分子氧氧化β-紫罗兰酮制备4-氧代-β-紫罗兰酮中的行为。
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Romanov M N%Weigend S Analysis of genetic relationships between various populations of domestic and jungle fowl using microsatellite markers Poultry Science , 2001,null
高玉时%杨宁%李慧芳%王克华%童海兵我国地方鸡品种保种群微卫星多态性分析与分子标记档案的建立遗传, 2004,6
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You can keep the score , Wang Fang .
王芳,你来记分。
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Oxo ketene dithioacetals are a kind of versatile intermediates in organicsynthesis. It can be widely used in forming aromatic and heterocyclic compounds.
α-羰基二硫缩烯酮类化合物是一类重要的有机合成中间体,广泛应用于芳环和杂环化合物的合成中。
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In addition, the oxidation of the side chain on alkybenzene is a promising route to get ketone product.
此外,乙苯及其衍生物的侧链亚甲基氧化制备芳酮的反应也具有很广阔的应用前景。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。