查询词典 benzo-tHiophene

The results showed that: low molecular weight aromatic, such as naphthalene, fluorene, acenaphthene, locates at low levels, while the high molecular weight aromatic locates at high levels, such as benzo perylene, indene [1,2,3-cd] pyrene, benzo fluoranthene and benzo pyrene, of which , the concentration of fluoranthene is highest, reaching about 19%.

结果表明：萘、芴、苊等低分子量芳烃的含量相对较低；苯并苝、茚并[1，2，3-cd]芘、苯并荧蒽、苯并芘等高分子量芳烃的含量相对较高；含量最高的单体为荧蒽，占待检的16种PAHs的19%以上。

Benzo - Benzo is a pseudo-AI bot written in Python.

Benzo是用Python语言编写的一个聊天机器人。

Benzo's 'brain' is a Markov Chain, which uses probabilites gathered in the input text to produce pseudo-random output

Benzo的&头脑&是基于马尔科夫链的思想，通过统计输入文本的概率来产生类似于随机性的输出。

Benzo pyrene on human health hazards of indoor air benzo pyrene concentration and lung cancer mortality was evident between the dose-response relationship.

苯并芘对人体健康的危害室内空气中苯并芘浓度与肺癌死亡率之间呈明显剂量反应关系。

In single system, the degradation rate of benzo fluoranthene and benzo fluoranthene increased, while the other PAHs were in adverse.

结果表明：接种处理30 d，该菌株对混合体系中5种PAHs的降解率为16.1%~24.6%，而对单一体系中的降解率为10.4%~33.3%；同时，对单一与混合体系中PAHs的降解作用存在一定差异，苯并荧蒽和苯并荧蒽在单一体系中降解率增大，而其他种类的则减小。

Results: A total of 18 kinds of SVOCs were qualitatively and quantitatively analyzed, the main compounds deteced were dimethylphthalate, diethylphthalate, dibuylphthalate, bis (2-ethylhexyl) phthalate, phenol, chrysene, benzo anthracene, benzo fluoranthene, benzo perylene, indeno (1, 2, 3-cd) pyrene, dibenzo anthraeene.

结果：定性定量检出邻苯二甲酸二甲酯、邻苯二甲酸二乙酯、邻苯二甲酸二丁酯、双（2-乙己基）邻苯二甲酸酯、邻苯二甲酸二辛酯、丁基苄基邻苯二甲酸酯、苯酚、4-甲基苯酚、萘、荧蒽、芘、屈、苯并蒽、苯并荧蒽、苯并荧蒽、苯并二萘嵌苯、茚并(1，2，3-cd)芘和二苯并蒽18种优先控制有机污染物。

Petroleum-derived contamination may be dominant source in the study area depending on the distribution of fluoranthene/pyren, benzo anthracene/ benzo (a anthracene + chrysene BaA/(BaA+ Cy, MP/P.

对多环芳烃特征组分的比值（荧蒽／芘、苯并蒽／BaA/(BaA+Cy及甲基菲与菲的比值分析表明：该河流表层沉积物的多环芳烃主要来源于原油污染。

Compared with the corresponding environmental guideline values, PAHs components, such as naphthalene, phenanthrene, fluorene, anthracene, Benzo fluoranthene and benzo fluoranthene, may have/had different level of biological effects.

此外，参照有关环境质量标准，发现悬浮颗粒物中萘、菲、芴、蒽／苯并荧蒽和苯并荧葱等化合物已经产生不同程度的生物影响效应。

Electron donating substituent CH〓, OCH〓 and 4, 5-benzo make λ〓 red shift, electron with -drawing substituent F, Cl and CF〓 make λ〓 hypsochromic shift; b The W〓 is bigger than relative symmetrical carbocyanines, and the ratio of 0-1＇ and 0-0＇ transition intensity increase with the increase of σ〓; c The absorption and the fluorescence spectra are mirror image, and the λ〓 have a good linear relationship; d The Stokes shift △λ〓 and the Hammett σ〓 constant have a good linear relationship.

研究了染料的光物理性质，①苯环上取代基影响染料的λ〓和摩尔消光系数，相对于H，给电子取代基CH〓、OCH〓、4，5-benzo使λ〓红移，摩尔消光系数减小，吸电子取代基F、Cl、CF〓使λ〓蓝移，摩尔消光系数减小；②化合物吸收峰的半峰宽较相应的对称染料的大，且振动肩部与最大吸收峰的强度比随σ〓增大而增大；③吸收光谱与荧光光谱呈镜像关系，且λ〓与λ〓呈良好的线性关系；④化合物的Stokes位移△λ〓与取代基的Hammett σ〓常数呈线性关系。

The equilibrium geometries of squaraines substituted by heteropentacyclic, benzo fuzed heteropentacyclic, heterohexacyclic, benzo fuzed heterohexacyclic, heptacyclic, benzo fuzed heteroheptacyclic and zwitterionic squaraines were obtained with ab initio calculation at HF/6-31G* level and the electronic spectra were examined using CIS/6-31G* method.

用从头算6-31G~*方法优化了多种五元杂环、苯并五元杂环、六元杂环、苯并六元杂环、七元环和苯并七元杂环取代的方酸分子以及方酸两性离子分子的几何结构；用CIS／6-31G~*方法计算了其电子光谱；通过TDHF／6-31G~*方法计算其线性极化率、一阶和二阶超极化率来研究分子结构和非线性光学性质之间的关系，同时用两态模型解释了部分分子的一阶超极化率。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。