" Try a hot cake,'said Mammy inexorably." 试试吃个热饼, "嬷嬷好像求她似的.Inexorably , the ground that had been solid crumbles, and new shores emerge.斗转星移,业已干枯的残花败柳, 其凋零不可避免,取而代之的是新的风景线.Monetary inflation spirals inexorably on.通货...
它含在一种叫氢气的很轻的气体中.This energy is contained in a very light gas called hydrogen.为了使管道能达到运输氢气的要求,专门的生产流程是必须的.Special production processes are needed to make pipes for carrying hydrogen.介绍了我国 氯碱 行业副产氢气情况,提出了氢气的回收技术及利用方向.By - ...