溴

Photochemical degradation is one of the important fates for PBDEs in natural environment.

光化学降解是环境中多溴联苯醚的重要归趋之一。

Sodium fatty alcohlo ether sulfate, S-80, fatty alcohol-polyoxyethylene ether and S-60 resulted in slow photodecomposition of rotenone in aqueous solution revealing a photo-extinction effect, sodium dodecylberzenesulfonate, tween-60, hexadecyl trimethyl ammonium bromide and poyl vinyl pyrrolidone made the photolysis of rotenone in aqueous solution fast showing an obvious photosensitized effect.

室内条件下研究了鱼藤酮水溶液存在不同表面活性剂时，鱼藤酮的紫外光降解，结果表明：脂肪醇聚氧乙烯醚硫酸钠、司本－80、长链脂肪醇聚氧乙烯醚和司本－60对鱼藤酮在水溶液中的光解速率表现出显著的光猝灭降解效应；十二烷基苯磺酸钠、吐温－60、十六烷基三甲基溴化铵和聚乙烯吡咯烷酮对鱼藤酮在水溶液中的降解表现出一定程度的光敏化作用。

The photodissociation dynamics of CH2Br2 was investigated near 234 and 267 nm.

利用二维离子速度成像(Ion-Velocity Imaging)方法对二溴甲烷分子在234和267 nm附近的光解动力学行为进行了研究。

There are few literatures reporting the photodissociation of these compounds at their A-band.

事实上，具有C_s对称的有C-C长链的溴代烷烃分子更接近一般的多原子分子，其光解研究有十分重要的理论和实际意义。

These experimental results demonstrated that photosensitization was the potential mechanism of photoinduced toxicity of 1-amino-2,4-dibromoanthraquinone to D.magna.

此外，添加抗氧化剂(维生素C、维生素E和β-胡萝卜素)可以显著减弱1-氨基-2，4-二溴蒽醌对大型溞的光致毒性。

In the paper,a PVC membrane picric acid anion selective electrode is developed using Bromhexadecyl pyridine picrate ion pair as the active component and dioctyl phthalate as the plasticizer.

本文用苦味酸溴代十六烷基吡啶离子对作为电活性物质，以邻苯二甲酸二辛酯为增塑剂，研制成以PVC为基质膜的苦味酸离子选择电极。

Pharmaceutical Industry for the production of Bicyclohexane Piperidine BENZTROPINE Dihydrobrohide, diphenhydramine hydrochloride salt.

医药工业中用于生产双环己哌啶、苯甲托品氢溴酸盐，苯海拉明盐酸盐等。

Based on this,a sensitive method has been developed for the quantitative determination of piperine in Mn-piperine-cetyltrimethylammonium bromide ternary system.

据此建立了在锰-胡椒碱-溴化十六烷基三甲基胺三元体系中测定胡椒碱的荧光分析新方法。

In the synthesis process of ligands and their rare earth complexes, metal lithium is used to substitute for n-butyllithium, such as the synthesis of fluorenyl lithium, piperonal dimethyl acetal lithium, and bis (9-fluorenyl) silylene lithium.

合成配体和配合物的中间体均采用金属锂代替正丁基锂，如芴锂、溴代胡椒醛二甲基缩醛基锂盐、甲基苯基双芴基硅烷双锂盐的制备，方法简单，操作简便，副反应少，且锂盐的浓度和用量易于控制。

Under the protection of purified water-free, oxygen-free argon, using Schlenk technique, the rare rarth organometallic complexes containing piperonal dimethyl acetal and dicyclopentadienyl and involving silylene-bridged fluorenyl have been synthesized.

合成了含胡椒醛二甲基缩醛基和二茂基稀土金属有机配合物。采用Schlenk技术，在干燥纯氩气保护下进行。将溴代胡椒醛二甲基缩醛基锂盐与二茂基一氯稀土（Ln：Yb，Dy，Pr，La，Sm）反应，形成5个新的文献未曾报道的稀土金属有机配合物。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。