bromine
英 ['br??mi?n]
美['bromin]
- n. [化學] 溴
實用場景例句
- The number of cationic bromine and chlorine compounds is restricted.
- 溴、氯陽離子化合物的數量受局限.
辭典例句
- Derivatives of bromine are much more active than the corresponding one of chlorine.
- 溴的衍生物的活性要比相應的氯的衍生物大得多.
辭典例句
- The existing bromine in acetic acid could aggravate corrosion on metal hole.
- 醋酸中含溴會加劇金屬孔蝕.
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- Bromine can restrain central nervous system and avoid insomnia.
- 溴:抑制中樞神經,有鎮靜作用,能防治失眠.
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- The preparation and catalytic properties of different bromine - free catalysts were discussed.
- 溴蒽類催化劑的活性較低,相應的研究也較少.
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- Beryllium, bismuth, and bromine must be considered as well.
- 少量的還包括還有鈹 、 鉍 、 溴.
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- Main product has bromine of chloride, industry, magnesium chloride to wait.
- 主要產品有氯化鉀 、 工業溴 、 氯化鎂等.
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- Test standard samples of bromine number 0.
- 以容量法測定溴值在0.
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- Magnesium mine, salt mine , Bromine mine, Piezoelectric Crystal.
- 鎂礦, 鹽礦,溴礦, 壓電水晶, 鑄石用玄武巖.
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- A new method for determining the bromine content in brominated polystyrene was studied.
- 提出了測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.
- 疊氮原子團和一種元素或一種基結合形成的一種化合物.
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- The yield was higher using bromine The yield was higher using bromine than chlorine.
- 用溴比用氯時產出率高.
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- Objective To observe the efficacy of bromine - containing disinfectant in on - the - spot disinfection of swimming pool water.
- 目的觀察含溴消毒劑對游泳池水現場消毒效果.
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- Synthesis of 2 - bromothiophene using thiophene and bromine and glacial acetic acid as solvent was studied.
- 以冰乙酸為溶劑,通過噻吩和溴反應制備了 2- 溴噻吩,并探討了諸因素對產率的影響.
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- Bromobenzene, magnesium , antimony trichloride and bromine act as raw materials, dibromotriphenylantimony flame retardant is synthesized.
- 以溴苯、鎂粉 、 三氯化銻、溴素為原料, 合成了二溴三苯基銻阻燃劑.
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