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 ...
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.Isomerization occur during bromine reaction, that is mean secondary allylic configuration changes into primary all...
一所灰泥剥落、屋顶漏水的老房子an old house with crumbling plaster and a leaking roof屋顶上的雨水从一条漏水的管子中流出来.Rain from the roof goes down a long spout.如果船板接缝漏水就一定要填补好.The seams of the boat must be filled in if they leak....
利用超声无损检测C扫描图像,可以反应钎焊缺陷及其分布特征,并自动计算出钎着率.The theoretical calculation of brazed rate based on C - scan image is described.这个特性对工件钎焊质量方面很重要.This feature is especially important for a quality brazing processes.真空钎焊是一种优良的连接技术....
Armed robbery and abduction have been on the increase countrywide.持械抢劫和诱拐案的案发率在全国范围内都有所上升。SKINNER: Where? Where's the UFO activity after Mulder's abduction?斯金纳: 那里? 飞碟在绑架了莫特后去了哪里?Boss Skua: I got two words for ...
Often there are emotional reasons paralleling the financial ones.往往情感方面的原因和经济方面原因同时存在。Briefly Andrew sketched out a mythical situation paralleling his own real one.安德鲁描绘了一幅同他自己的处境相类似的虚构图画.Sitting on chair, two legs paral...