The boat pivoted on its central axis and pointed straight at the harbour entrance.小船原地掉过头来，直指海港入口。The boat pivoted on its central axis and pointed straight at the harbour entrance...小船原地掉过头来，直指海港入口。He pivoted his whole b...
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...
She read everything, digesting every fragment of news.她什么都看，对新闻的每个片段都细细品味。To read without reflecting is like eating without digesting.学而不思,犹如食而不化.Nim ruminated, digesting the information he had been given.尼姆陷入了沉思, 他在消化刚听...