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- straight bromine and butane 正溴丁烷
- The number of cationic bromine and chlorine compounds is restricted. 溴、氯阳离子化合物的数量受局限。
- Liquefied petroleum gases, such as propane and butane, have not been included as they are too numerous to mention. 由于它们数量众多，无法一一提及，液化石油气体，如丙烷和丁烷没有包括在这里。
- The torch itself runs on a 40/60 mix of propane and butane, making it similar in impact to a patio heater. 火炬本身消耗按照40/60比例混合的丙烷和丁烷，这使得它的影响等同于一个 室外取暖器。
- Liquefied petroleum gases, such as propane and butane , have not been included as they are too numerous to mention. 由于它们数量众多，无法一一提及，液化石油气体，如丙烷和丁烷没有包括在这里。
- 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。
- 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。
- Stop flannelling and give a straight answer! 别再兜圈子了，直截了当地回答！
- It is engaged in producing bromine and magnesium and developing some special chemicals. 主要从事溴、镁系列产品的生产加工及特殊化学品的研制开发。
- Taking propane and butane storage for example, it states that the pressure of underground water must be higher than that of the product stored. 以储丙烷、丁烷为例,说明地下水压力必须大于储品压力。
- It is mainly the butylene in the C4 hydrocarbons that undergoes catalytic reactions over the FCC catalyst and butane is hard to convert. 在C4烃类催化转化过程中，丁烯是主要的反应物，而丁烷几乎不反应；
- The development and application of BR, PIR, SBR, IIR modified by bromine and spongy rubber were related briefly. There were7 references in this paper. 简要综述了轮胎用丁二烯橡胶、异戊二烯橡胶、苯橡胶、性溴化丁基橡胶、多孔橡胶等的技术发展及其应用情况。参考文献7篇。
- Go straight on and you'll see a church. 一直走下去你便可以看到一座教堂。
- Fold your arms and sit up straight! 两臂交叉,坐直!
- In recent years, N-formylmorpholine( NFM) and its mixture are gradually used as solvent in industry to separate n-butene and butane by extractive distillation. 近年来,利用N-甲酰吗啉(NFM)及其混合溶剂萃取精馏分离正丁烯与丁烷的工艺逐渐得到工业应用。
- It was synthesized with 1-octanol as organic solvent from bisphenol-A,bromine and hydrogen peroxide by in-situ bromination-oxida- tion. 以正辛醇为溶剂,以双酚A、溴素、双氧水为原料,采用原位溴化-氧化法合成了四溴双酚A。
- She held her head erect and her back straight. 她昂着头，把背挺得笔直。
- Substituted phenoxy acetophenone was synthesized by an one-pot reaction of acetophenone with polymer-supported bromine and substituted phenoxide. 探讨了聚合物支载的过溴离子及取代苯氧基离子于单锅中，以苯乙酮为底物，合成取代苯氧基苯乙酮的方法，并与分步合成法相比较。
- The arrow flew straight and true to its mark. 那箭不偏不斜地直朝目标飞去。
- 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。
