bromine

英 [ˈbrəʊmiːn] 美 [ˈbroʊmiːn]

n.  溴(富集于海水)

化学

BNC.49929 / COCA.39101



牛津词典

noun

  1. 溴(富集于海水)
    a chemical element. Bromine is a dark red poisonous liquid and has a very strong unpleasant smell. It is mainly found in the form of salts in sea water.

    双语例句

    1. Shandong also produces bromine from underground wells and salt water from the sea.
      山东的地下井和从海洋海中提取的盐水中,同样盛产“溴”。
    2. Alkanes can be chlorinated or brominated by treatment with chlorine or bromine in the presence of visible or uv light. any of the salts of hydrobromic acid; used as a sedative.
      烷在可见光或紫外光照射下,用氯或溴处理才能氯化或溴化。任何由氢溴酸形成的盐,用作镇静剂。
    3. 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。
    4. ASTM D2710-99 Standard Test Method for Bromine Index of Petroleum Hydrocarbons by Electrometric Titration.
      电化学滴定法对石油烃溴指数的测试方法。
    5. Relating to or containing bromine ( especially pentavalent bromine).
      关于或包含溴(特别是五价溴)。
    6. Some impurity as well as bromine was brought by solid matter that smuggled with foam fog in flash steam.
      闪蒸气中雾沫夹带的固体物引入了溴等杂质。
    7. Results show that the addition reaction of bromine with acetylene was obviously influenced by light condition.
      研究表明,光线条件对溴素与乙炔加成反应过程有非常明显的影响。
    8. Halogen: Any of five nonmetallic elements-fluorine, chlorine, bromine, iodine, and astatine-with similar chemical properties.
      卤素: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)。
    9. 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
    10. The titanium dioxide content is determined by comparing the ratio of the intensities of titanium and bromine peaks in the test paint and the standard.
      二氧化钛含量通过比较测试的涂料样品和标准液中钛和溴峰的强度检测出!
    11. The process improvements to improve product yield and bromine utilization, reducing the amount of wastewater generated, thus reducing production costs and improve economic efficiency of enterprises.
      该工艺的改进提高了产品收率和溴的利用率,降低了废水产生量,从而降低生产成本,提高企业经济效益。
    12. Determination of Fluorine, Bromine, Iodine and Sulphur in Seafood by Ion Chromatography with Conductivity-Ultraviolet Detector
      海产品中氟、溴、碘与硫的电导-紫外串联检测离子色谱法分析
    13. Study on Chemiluminescence from Reactions of F Atom with Bromine Substitute Methane
      氟原子与溴代甲烷反应化学发光研究
    14. Both countries extract potash, bromine, and salt from the water.
      这两个国家都从死海的水中提取钾碱、溴和盐。
    15. No problem. I'll call you a tow truck from bromine.
      没问题,我帮你从布罗麦联络拖车。
    16. This invention provides concentrated aqueous biocidal solutions formed from bromine chloride, sodium hydroxide, and sulfamic acid.
      本发明提供由氯化溴、氢氧化钠和氨基磺酸所形成的、浓的生物杀灭剂水溶液。
    17. Determination of Free Chlorine in Bromine with Sodium Sulfite by Ion Chromatography
      亚硫酸钠还原-离子色谱法测定溴素中的游离氯
    18. A Kinetic Analysis of Pyrolysis of Flame Retardant Polypropylene A new method for determining the bromine content in brominated polystyrene was studied.
      聚溴化苯乙烯阻燃聚乙烯热解动力学研究提出了测定溴化聚苯乙烯中溴含量的方法。
    19. Any of the chemical elements fluorine or chlorine or bromine or iodine or astatine.
      氟、氯、溴、碘、砹中任意一种化学元素。
    20. 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。
    21. Study on Emission Spectra of Reaction between Active Nitrogen with Bromine
      活性氮与溴分子反应的发射光谱研究
    22. The number of cationic bromine and chlorine compounds is restricted.
      溴、氯阳离子化合物的数量受局限。
    23. The optimal parameters of synthesizing brominated polystyrene ( BPS) was determined in the presence of antimony chloride as a Lewis acid, bromine chloride and polystyrene as raw materials.
      以氯化溴和聚苯乙烯为原料,以三氯化锑为催化剂,对合成阻燃剂溴化聚苯乙烯的工艺条件进行了试验研究。
    24. Alkanes can be chlorinated or brominated by treatment with chlorine or bromine in the presence of visible or UV light.
      烷在可见光或紫外光的照射下,用氯或溴处理能氯化或溴化。
    25. Structure resembles uracil with an attached bromine group.
      带有溴基团的结构与尿嘧啶相似。
    26. 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。
    27. A bromine selective electrode potentiometric titration is presented for the determination of bromine content in BROMOPHENOPHOS and its intermediates.
      报道了用溴离子选择电极的电位滴定法测定溴酚磷及其中间体中溴含量的方法。
    28. 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。
    29. Polyaniline ( PANI) was synthesised by chemical oxidation method, then doped by bromine vapor and hydrobromic acid, the conductivity of PANI was increased by11-13 orders of magnitude after doping.
      通过化学氧化法制备聚苯胺,对其进行溴和氢溴酸掺杂,聚苯胺(PANI)的电导率比掺杂前提高了11-13个数量级。

    英英释义

    noun

    1. a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens

        Synonym:    Bratomic number 35