bromine
常见例句
- The number of cationic bromine and chlorine compounds is restricted.
溴、氯阳离子化合物的数量受局限. - 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. - The existing bromine in acetic acid could aggravate corrosion on metal hole.
醋酸中含溴会加剧金属孔蚀. - The number of cationic bromine and chlorine compounds is restricted.
溴、氯阳离子化合物的数量受局限. - 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. - The existing bromine in acetic acid could aggravate corrosion on metal hole.
醋酸中含溴会加剧金属孔蚀. - 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. - 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. - Beryllium, bismuth, and bromine must be considered as well.
少量的还包括还有铍 、 铋 、 溴. - 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. - Test standard samples of bromine number 0.
以容量法测定溴值在0. - Magnesium mine, salt mine , Bromine mine, Piezoelectric Crystal.
镁矿, 盐矿,溴矿, 压电水晶, 铸石用玄武岩. - 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. - 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. - The yield was higher using bromine The yield was higher using bromine than chlorine.
用溴比用氯时产出率高. - 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. - 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. - 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. 返回 bromine