本文研究了无造渣剂等矿石粉的耐磨堆焊电焊条.An overlay welding electrode without mineral powder as, slag forming medium, etc.介绍了用高碳铬铁渣做造渣剂冶炼锰硅合金的生产实践.The practice of smelting ferromanganese silicon with slag of high carbon ferrochrome is intr...
Walt and I referred to a video cassette of the original footage to check continuity and lighting.我和沃尔特参照着一盘原始电影胶片录像带来检查镜头的剪辑和灯光。A historical awareness also imparts a sense of continuity.历史意识也显示了一种连贯性。He, too, tackled the...