本文阐述了电蚀加工用易切削电极材料的研制.The preparations of a free - machining electrode material used in electrolytic corrosion processing is related here.高闪点,就算是高电流量电蚀也极为安全.High flash point which ensures a safety working environment even...
六辆死囚车给断头台小姐送去了那天的美酒.Six tumbrils carry the day's wine to La Guillotine.六辆死囚车沿着大街隆隆走过.Six tumbrils roll along the streets.六辆囚车沿着街道滚过去.Six tumbrels rolled along the street....