They had met by chance at university and finished up getting married.他们在大学偶遇，最后结了婚。She met Mr and Mrs Ricciardi, who were very nice to her.她见到了里恰尔迪夫妇，他们对她非常友好。I met him only the once, and that was enough.我就见过他那一次，那就让我受够了...
This technical process is simple, carburization is stable, application is widely.利用石墨煤增碳的炼钢技术,工艺简单可行, 增碳稳定, 应用广泛.Carburization of molten iron in the dropping zone of BF has been studied.高炉铁水渗碳的主要阶段在滴落带,炉缸内的渗碳过程不会掩盖滴落带的渗碳...