音標發(fā)音英式音標 [?br??.mi?n]美式音標 [?bro?.mi?n]國際音標 ['br?umi:n]英式發(fā)音 美式發(fā)音 基本解釋n.溴(35號元素)同根派生 bromine相關詞英漢例句The number of cationic bromine and chlorine compounds is restricted.溴、氯陽離子化合物的數(shù)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應的氯的衍生物大得多.The existing bromine in acetic acid could aggravate corrosion on metal hole.醋酸中含溴會加劇金屬孔蝕.The number of cationic bromine and chlorine compounds is restricted.溴、氯陽離子化合物的數(shù)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應的氯的衍生物大得多.bromine更多例句詞組短語短語bromine trifluoride [無化]三氟化溴;三氟化溴;溴化試驗Bromine number [化學]溴價;[化學]溴值;翻譯bromine value [化學]溴值;溴價;翻譯;溴值bromine acne 溴痤瘡;翻譯bromine substance 含溴物質(zhì)bromine更多詞組英英字典劍橋英英字典 a chemical element that exists as a strong-smelling, dark red liquid that changes easily into a gas, used in photographic materials and other industries柯林斯英英字典 a pungent dark red volatile liquid element of the halogen series that occurs in natural brine and is used in the production of chemicals, esp ethylene dibromide. Symbol: Br atomic no: 35 atomic wt: 79.904 valency: 1, 3, 5, or 7 relative density 3.12 density (gas): 7.59 kg/m melting pt: 7.2C boiling pt: 58.78C bromine劍橋字典bromine柯林斯字典專業(yè)釋義化學溴素In the first step, the bromine is added directly to avoid losing and it is safety and innoxious to use ozone in the third step.第一步反應采用溴素直接滴加，減少了溴的損失；第三步中采用臭氧氧化，安全環(huán)保。溴電子、通信與自動控制技術澳生物學溴地球科學溴