bromine单词基本解析：

n.溴
n.溴(35号元素)
n.溴；

bromine变化用词：

简写符号: Br |

bromine英英释义：

Noun

1. a nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water

名词 bromine:

a nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water

同义词：Br, atomic number 35

bromine[ 'brəumi:n ]n.a nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water

同义词：Bratomic number 35

bromine中文词源：

bromine用法和例句：

The number of cationic bromine and chlorine compounds is restricted.

溴、氯阳离子化合物的数量受局限.

辞典例句

Derivatives of bromine are much more active than the corresponding one of chlorine.

溴的衍生物的活性要比相应的氯的衍生物大得多.

辞典例句

The existing bromine in acetic acid could aggravate corrosion on metal hole.

醋酸中含溴会加剧金属孔蚀.

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Bromine can restrain central nervous system and avoid insomnia.

溴:抑制中枢神经,有镇静作用,能防治失眠.

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The preparation and catalytic properties of different bromine - free catalysts were discussed.

溴蒽类催化剂的活性较低,相应的研究也较少.

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Beryllium, bismuth, and bromine must be considered as well.

少量的还包括还有铍 、 铋 、 溴.

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Main product has bromine of chloride, industry, magnesium chloride to wait.

主要产品有氯化钾 、 工业溴 、 氯化镁等.

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Test standard samples of bromine number 0.

以容量法测定溴值在0.

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Magnesium mine, salt mine , Bromine mine, Piezoelectric Crystal.

镁矿, 盐矿,溴矿, 压电水晶, 铸石用玄武岩.

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A new method for determining the bromine content in brominated polystyrene was studied.

提出了测定溴化聚苯乙烯中溴含量的方法.

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A chemical compound containing two bromine atoms bound to another element or radical.

叠氮原子团和一种元素或一种基结合形成的一种化合物.

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The yield was higher using bromine The yield was higher using bromine than chlorine.

用溴比用氯时产出率高.

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Objective To observe the efficacy of bromine - containing disinfectant in on - the - spot disinfection of swimming pool water.

目的观察含溴消毒剂对游泳池水现场消毒效果.

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Synthesis of 2 - bromothiophene using thiophene and bromine and glacial acetic acid as solvent was studied.

以冰乙酸为溶剂,通过噻吩和溴反应制备了 2- 溴噻吩,并探讨了诸因素对产率的影响.

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Bromobenzene, magnesium , antimony trichloride and bromine act as raw materials, dibromotriphenylantimony flame retardant is synthesized.

以溴苯、镁粉 、 三氯化锑、溴素为原料, 合成了二溴三苯基锑阻燃剂.

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bromine

1 - (azobenzene) - 3 - (5 - bromine - 2 - pyridyl) - triazene

1-（对偶氮苯）-3-（5-溴-2-吡啶）-三氮烯

Petroluem distillates and commercial aliphatic olefins-Determination of bromine number-Electrometric titration

GB/T11135-1989石油馏分和工业脂肪族烯烃溴值测定法(电位滴定法)

Petroleum hydrocarbons-Determination of bromine index -Electrometric titration

GB/T11136-1989石油烃类溴指数测定法(电位滴定法)

Determination for the bromine number of benzole products

GB/T1815-1997苯类产品溴价的测定

Determination of bromine index for industrial alkylbenzene--Electrometric titration method

GB/T5177.4-1985工业烷基苯溴指数的测定电位滴定法

Water quality--Determination of volatile phenolic compounds--After distillation with bromine method

GB/T7491-1987水质挥发酚的测定蒸馏后溴化容量法

Rubber and rubber products-Determination of bromine and chlorine content-Oxygen flask combustion technique

GB/T9872-1998氧瓶燃烧法测定橡胶和橡胶制品中溴和氯的含量

The Analysis of the Admixture of Bromine and Hydrobromic Acid

HBr和Br_2混合物的分析

Control of bromine content in acetic acid solvent system on PTA unit

PTA装置中醋酸溶剂系统溴的控制

Determination of Trace Amounts of Bromine in Rocks and Soils by XRF

XRF法测定岩石、土壤中微量溴

Industrial chemicals containing chlorine and bromine used in refrigerators and aerosols have been blamed for thinning the layer because they attack ozone molecules, causing them to break apart.

一般认为,制造电冰箱冷媒和喷雾剂所使用的化学原料中所含的氯和溴,是造成臭氧层变薄的主因,因为它们会分解臭氧的分子结构。

In general, the activity of the halide component of the initiator increases with the number of chlorine or bromine atoms joined to a single carbon atom.

一般说来，引发剂的卤化物组份的活性，是随连在同一碳原子上的氯和溴原子的数目的增多而增长。

Test Method for Total Bromine Number of Unsaturated Aliphatic Chemicals

不饱和脂化合物总溴值的试验方法

The chemical products are industrial bromine, 2, 6dibromine -4- nitropherylamine, hexabromine dinaphthol etc.

主要产品设计生产能力，工业盐105万吨，食用盐10万吨，日晒盐3万吨，工业溴1500吨。

Study on the addition reaction between acetylene and bromine solution

乙炔与溴水加成反应的研究

A chemical compound containing two bromine atoms bound to another element or radical.

二溴化物含有两个溴原子与某元素原子或茎相结合所形成的二元化合物

a chemical compound containing two bromine atoms bound to another element or radical

二溴化物；含有两个溴原子与某元素原子或茎相结合所形成的二元化合物

Dibromo neopentyl glycol, useful as a reacting fire retardent, is suitable to make unsaturated polyester resin, bromine - containing epoxy resin,etc.

二溴新戊二醇作为一种反应型阻燃剂，适用于制造不饱和聚酯树脂、含溴环氧树脂等。

can turn bromine water from brown to colorless.

亚硫酸根离子可把溴由棕色变成无色。

The product includes: 4- bromine biphenyl, 4.4 ' two bromines biphenyl, 2- bromine biphenyl, 3- bromine biphenyl, two acids two acid radical, adipic acid two acid radical and so on many varieties.

产品有：4-溴联苯，4.4’二溴联苯，2-溴联苯，3-溴联苯，葵二酸二酰肼，己二酸二酰肼等多个品种。

They doped polyacetylene by exposing it in various experiments to chlorine, bromine or iodine.

他们把聚乙炔放在各种实验环境里以掺杂氯、溴，或者碘。

The properties of the product was evaluated by efficiency of scale inhibition, bromine value and calcium tolerance.

以防垢率、溴值、钙容忍度为指标对产品进行了评价。

Adding too much chlorine and bromine to disinfect the water can result in creation of potentially harmful trihalomethanes.

但氯加多了，也有可能产生偏高的有害物质－－总三卤甲烷。

DEVIATION ANALYSIS FOR BROMINE TEST OF LOW-OLEFINE HYDROCARBON CONTENT OIL

低烯烃油料溴值测定误差的分析

Design on Teaching Mode of Study Lessons by Bromine Light-colored

使溴水褪色的研究性学习案例设计

Use of especially hazardous reagents (bromine, chlorosulfonic acid, etc.) may require a rubber apron also.

使用尤其具有危险性的试剂时（溴、氯磺酸等等）需要穿上橡胶制的防护围裙。

Determination of the Total Number of Double Bond in PVC by Catalytic Bromine Addition

催化溴加成法测定聚氯乙烯中总不饱和双键的含量

Comprehensive utilization of bromine resources according to the specific characters of various brines can provide us a brighter prospect.

充分发挥各类卤水溴资源特点，提高卤水溴资源综合利用水平，其开发前景广阔。

Company's main products are phloroglucinol, bromine between anisole, silane and pyridine derivatives, and other six series.

公司主要产品有间苯三酚，间溴苯甲醚，硅烷及吡啶衍生物等六个系列产品。

relating to or containing bromine (especially pentavalent bromine).

关于或包含溴（特别是五价溴）。

Bromine content of brominated butyl rubber(BBR)was determined by 1H-nuclearmagnetic resonance(1H-NMR),wavelength-dispersive X-ray fluorescence spectrometry(XRF)and chemical titration respectively.

分别用1H-核磁共振(1H-NMR)法、X射线-荧光光谱(XRF)法和化学滴定法测定了溴化丁基橡胶(BBR)的溴含量。

To analyze the market demand of bromine retardant.

分析溴系阻燃剂市场需求。

Determining Free Bromine In Air And Industrial Waste gas With Congo Red Oxidation Fading Spectrophotometry

刚果红氧化褪色光度法测定环境空气及工业废气中游离溴

Keywords Elementary bromine Absord Active Calcium oxide Calcium bromide;

初级溴;吸收;活性氧化钙;溴化钙;

Bromine extraction experiment was carried out through membrane Absorption method with novel polyvinylidene fluoride(PVDF) hydrophobic hollow fiber membrane,using sodium formate as Absorbent.

利用新型疏水性聚偏氟乙烯(PVDF)中空纤维膜及组件,开展膜吸收浓海水提溴过程研究。

Via the reaction between the hydroxyl on the surface of activated silica nanoparticles and2-bromoisobutyryl bromine(BSB), the silica nanoparticles which contain initial radical on thesurface(BSB-SiO_2) were obtained.

利用活化纳米SiO_2粒子上的羟基与2-溴基异丁酰溴(2-bromoisobutyryl bromide,BSB)反应,制得了表面带有引发基团的SiO_2粒子(BSB-SiO_2)。

Both collaborations have also studied the effects of low-energy electron attachment to halo-uracil molecules, in which a halogen atom such as bromine replaces a hydrogen atom.

前述两项合作研究，也同时探讨低能量电子与卤化尿嘧啶分子（也就是尿嘧啶分子中的一个氢原子被溴之类的卤素原子所取代）结合后的效应。

It covers the composition of brine, the mineral reserves, as well as the current state of the production of bromine, its derivatives and magnesium chemicals.

包括死海卤水组成，资源储量，溴及其衍生物的镁化学制品生产现状。

The testing period of chemical titration was longer,and determined bromine content of BBR was lower.

化学滴定法测试周期较长,分析结果偏低。

bromine for chemical purposes

化学用溴

Pharmaceutical and Photographic Grade Potassium Bromide、 Ammonium Bromide、Hydrobromic Acid、 Lithium Bromide as well as organic bromine flame retardants including Tetrabromobisphenol A and so on.

医药及照相用溴化钾、溴化铵、氢溴酸、溴化锂及有机溴系阻燃剂四溴双酚A等。

Simultaneous determination of iodine and bromine by ICP-MS with semi-fusion or pressurized dilute ammonia digestion.

半熔或稀氨水封闭溶样ICP-MS测定碘溴等非金属元素。

In addition, the brines is often accompanied with several valuable elements such as bromine, iodine, boron, lithium, strontium ,etc.So it has very high economic value.

卤水除富含钾组分外,常伴生溴、碘、硼、锂、锶等多种有用组分,具极高的经济价值。

Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.

卤素包括氟、氯、溴、磺、砹有化学联系的五个非金属元素一族中的任何一个

extractable organic bromine (EOBr)

可萃取有机溴污染物（EOBr）

Smith rs solution of bromine

史密斯氏溴溶液

Any of the five nonmetallic elements with similar chemical properties: fluorine, chlorine, bromine, iodine (I), and astatine (At).

周期表VIIa族元素，包括五种化学性质类似的非金属元素:氟（F）、氯（Cl）、溴（Br）、碘（I）和（At）。

"QL" the use of trademark products are mainly used in automobile and motorcycle lamp lights as well as bromine tungsten lights, special light source on.

商标其使用产品主要用在汽车灯和摩托车灯以及溴钨灯、特种光源上。

Thiophene reacted with bromine and zinc to produce 3-bromothiophene via substitution and reduction reaction.

噻吩与溴、锌粉依次发生取代,还原反应生成3-溴噻吩。

bromine ammonium four cube bases

四丁基溴化铵

Rich bromine is contained in the haloid water of gas fields of Sichuan basin.Bromine is very important for the civil economy.

四川盆地气田卤水含有丰富的溴,溴在国民经济中有十分重要的用途。

Keywords tetrabromophthalic anhydride;phthalic anhydride;bromine;oleum method;

四溴苯酐;苯酐;溴;发烟硫酸法;

Soil trace element geochemistry indicates that the area is an organic carbon and bromine negative anomaly area.

土壤微量元素地球化学表征为有机碳含量、元素负异常区。

Adding available bromine 25 mg/L to the hospital sewage and allowing it to dwell for 1 h could reduce fecal coli-group in the sewage from >23 800 MPN/L before disinfection to less than 900 MPN.

在医院污水中加入有效溴25 mg/L作用1 h,可使污水中粪大肠菌群由消毒前的>23800 MPN/L下降至900 MPN/L以下。

Dynamics and chemistry of tropospheric bromine explosion events in the Antarctic coastal region

在南极沿海岸地区域对流层溴氧激增事件的动力学和化学状况

Sensitivity of ozone to bromine in the lower stratosphere

在平流层下部臭氧对溴的灵敏度

Among fluorine, chlorine and bromine, bromine has the highest boiling point.

在氟、氯、溴三者中，溴的沸点最高。

In the wet lab, phenol is tested for pH, solidification point, solubility in water, bromine index, color, and distillation ranges.

在湿的实验室中，酚为酸碱值，团结点被测试,水，溴指标，颜色和蒸馏范围的溶解度。

The brominating agent were used instead of luquid bromine in bromination.

在溴代反应中以溴化试剂代替液溴;

Isomerization occur during bromine reaction, that is mean secondary allylic configuration changes into primary allylic configuration.

在溴化反应过程中存在分子结构重排，即溴代仲位烯丙基构型向溴代伯位烯丙基构型发生转化。

Through a phase-seperation process, the Bromine(Br) doped foams with a typical density of 50 mg/cm3 were synthesized contaning 58.91% Br atom.

在理论密度为50mg/cm3时掺杂溴原子最大质量分数可达58.91%。

The flame retardants containing bromine or chlorine also decompose when the polymer decomposes to form volatile combustibles. The halogen escapes with the volatile combustibles and acts in the vapor phase to inhibit flaming combustion.

在聚合物分解时,含有溴或氯的阻燃剂也会分解成可燃性气体,卤素也与可燃性气体一起释放出,它在气态时会阻止燃烧。

It was said that strengthing supply clean-up effects, especially for liquor flash cleanse tower was a effective method to reduce bromine content in solvent system.

增强捕集洗涤效果，尤其是母液闪蒸洗涤塔的捕集效果是降低溶剂系统溴含量的有效手段。

The fires also produced debilitating gases such as pyrotoxins, chlorine and bromine, the latter two of which helped to destroy the ozone layer.

大火也制造出有害气体，如热毒素、氯与溴，后两者会破坏臭氧层。

methods for determination of bromine in exhaust gas

废气中溴含量分析法

A new nonlinear optical crystal-Tri-allylthiourea cadmium bromine (ATCB)[J].

引用该论文 袁多荣,张囡,于文涛,许东,陶绪堂,蒋民华.

Acute toxicity of Strong Chlorine and Bromine Chlorine Hydantotin to fries of Ctenopharyngodon idllus

强氯精和溴氯海因对草鱼鱼苗的急性毒性研究

Determination of Total Bromine in Bread Improver by ICP-AES with Microwave Digestion

微波消解-全谱直读等离子体发射光谱法测定面包改良剂中总溴的研究

An ab intio study on the reaction of bromine atom with ethyleneWe examined this reaction at the CCSD(T)/aug-cc-pVDZ//MP2/6-311+G(d, p) level of theory.

我们利用CCSD(T)/aug-cc-pVDZ//MP2/6-311+G(d，p)方法，对该反应进行了理论研究。

Our main products are: dibromo propane, allene, methanol, ethanol, benzene, acetylene, potassium bromide, bromine, etc..

我公司主要生产产品为:二溴丙烷,丙二烯,甲醇,乙醇,苯乙炔,溴化钾,溴素等.

The oxidizer is oxyacid of chlorine, bromine and iodine and salts thereof, and peroxide.

所述的氧化剂是指：氯、溴、碘的含氧酸及其盐类与过氧化氢。

A new method for determining the bromine content in brominated polystyrene was studied.

提出了测定溴化聚苯乙烯中溴含量的方法。

Keywords bromine extracting;vapor distillation method;haloid water;

提溴;蒸汽蒸馏法;卤水;

waste liquid from bromine extraction

提溴废液

Making use of a sectional and multi-function grating spectroscope, the bromine tungsten lamp and absorbing pond, an analysis of cosmetics for the property to defend the ultraviolet ray is accomplished.

摘要利用组合式多功能光栅光谱仪、溴钨灯和吸收池，对遮阳品进行光谱特性分析。

The paper presents a review on the development and comprehensive utilization of bromine and magnesium resources in Dead Sea at lsrael and Jordan.

摘要对以色列和约旦死海中溴镁资源的开发综合利用进行?解述。

Objective: To summarize clinical efficacy on bromine burns wound treated with MEBO.

摘要目的：总结美宝湿润烧伤膏(MEBO)治疗溴烧伤创面的临床效果。

The major sanitizers (chlorine, bromine, iodine, trisodium phosphate, quaternary ammonium compounds, acids, ozone) used for vegetable decontamination were summarized. The advantages and disadvantages were also disoussed.

摘要综述了净菜常用的消毒杀菌剂如卤素及卤素化合物、离子化合物质、有机酸、活性氧化合物等各自的优缺点。

In this paper, the extraction of bromine from seawater and brine was studied with new type macromolecule polyvinylidene fluoride (PVDF) hollow fiber gas membrane.

文章以新型高分子材料聚偏氟乙烯(PVDF)为膜,采用中空纤维气态膜分离方法对海水及增浓后海水(卤水)提溴进行了探讨。

METHOD:Bromine and sulfonylurea functional groups were introduced into the structure of coumarin,and the hypoglycemic activity of the target compounds was investigated.

方法:运用拼合原理,以具有降血糖活性的香豆素为母环,在其结构中引入溴和磺酰脲基团并测定目标化合物对小鼠的降血糖活性。

用作名词(n.)

Derivatives of bromine are much more active than the corresponding one of chlorine.
溴的衍生物的活性要比相应的氯的衍生物大得多。

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