Surface defect and macrostructure of high carbon steel billet were analyzed.介绍了铸坯相关表面缺陷及低倍组织,提出了质量控制措施及方案.The billet fell as he spoke, and he threw it into a basket.他说着话,木柴掉了下来, 他把它扔到篮子里.We arrange with the townspeople t...
雾霭蒙蒙，白金汉宫若隐若现。Mist shrouded the outline of Buckingham Palace.蒙蒙春雨已经下了一整天。A soft spring rain had fallen all day.该国的这一地区在冬天经常细雨蒙蒙.This section of the country is drizzly in the winter....