The increase of carbon equivalent is primary reason for graphite floatation.碳当量高是引起石墨漂浮的主要原因.The bubble generator is the key equipment of microbubble floatation.气泡发生器是微泡浮选的关键.The floatation process for the mixed primary ...
From the start, doubts surrounded her claim to be the missing heiress.她自称是失踪的女继承人这件事从一开始就存在很多疑点....the heiress who is badly treated by her dastardly uncle.受到歹毒的叔叔虐待的女继承人He adopts his niece as his heiress.他指定他的侄女为继承人.Byro...